Home / 23,032.69-31,785.11-13,601.25

Finding the Fourth Proportional to 23,032.69, 31,785.11 and 13,601.25

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Solution

The fourth proportional to 23,032.69, 31,785.11 and 13,601.25 is: 18,769.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,032.69 : 31,785.11 = 13,601.25 : x
  2. Step 2: Convert to fraction form
    23,032.69/31,785.11 = 13,601.25/x
  3. Step 3: Cross multiply
    23,032.69x = 31,785.11 × 13,601.25
  4. Step 4: Simplify right side
    23,032.69x = 432,317,210.39
  5. Step 5: Solve for x
    x = 432,317,210.39/23,032.69
  6. Step 6: Final answer
    x = 18,769.73

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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.