Home / 33,071.84-45,643.12-18,924.38

Finding the Fourth Proportional to 33,071.84, 45,643.12 and 18,924.38

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Solution

The fourth proportional to 33,071.84, 45,643.12 and 18,924.38 is: 26,117.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,071.84 : 45,643.12 = 18,924.38 : x
  2. Step 2: Convert to fraction form
    33,071.84/45,643.12 = 18,924.38/x
  3. Step 3: Cross multiply
    33,071.84x = 45,643.12 × 18,924.38
  4. Step 4: Simplify right side
    33,071.84x = 863,767,471.74
  5. Step 5: Solve for x
    x = 863,767,471.74/33,071.84
  6. Step 6: Final answer
    x = 26,117.92

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.