Home / 23,035.60-31,789.47-13,604.14

Finding the Fourth Proportional to 23,035.60, 31,789.47 and 13,604.14

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Solution

The fourth proportional to 23,035.60, 31,789.47 and 13,604.14 is: 18,773.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,035.60 : 31,789.47 = 13,604.14 : x
  2. Step 2: Convert to fraction form
    23,035.60/31,789.47 = 13,604.14/x
  3. Step 3: Cross multiply
    23,035.60x = 31,789.47 × 13,604.14
  4. Step 4: Simplify right side
    23,035.60x = 432,468,400.41
  5. Step 5: Solve for x
    x = 432,468,400.41/23,035.60
  6. Step 6: Final answer
    x = 18,773.92

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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.