Home / 22,071.93-30,459.85-12,001.05

Finding the Fourth Proportional to 22,071.93, 30,459.85 and 12,001.05

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Solution

The fourth proportional to 22,071.93, 30,459.85 and 12,001.05 is: 16,561.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,071.93 : 30,459.85 = 12,001.05 : x
  2. Step 2: Convert to fraction form
    22,071.93/30,459.85 = 12,001.05/x
  3. Step 3: Cross multiply
    22,071.93x = 30,459.85 × 12,001.05
  4. Step 4: Simplify right side
    22,071.93x = 365,550,182.84
  5. Step 5: Solve for x
    x = 365,550,182.84/22,071.93
  6. Step 6: Final answer
    x = 16,561.77

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Half 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.