Home / 25,521.12-35,217.44-14,189.74

Finding the Fourth Proportional to 25,521.12, 35,217.44 and 14,189.74

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Solution

The fourth proportional to 25,521.12, 35,217.44 and 14,189.74 is: 19,580.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,521.12 : 35,217.44 = 14,189.74 : x
  2. Step 2: Convert to fraction form
    25,521.12/35,217.44 = 14,189.74/x
  3. Step 3: Cross multiply
    25,521.12x = 35,217.44 × 14,189.74
  4. Step 4: Simplify right side
    25,521.12x = 499,726,317.07
  5. Step 5: Solve for x
    x = 499,726,317.07/25,521.12
  6. Step 6: Final answer
    x = 19,580.89

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Double scale
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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.