Home / 23,358.97-32,210.98-15,391.09

Finding the Fourth Proportional to 23,358.97, 32,210.98 and 15,391.09

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Solution

The fourth proportional to 23,358.97, 32,210.98 and 15,391.09 is: 21,223.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,358.97 : 32,210.98 = 15,391.09 : x
  2. Step 2: Convert to fraction form
    23,358.97/32,210.98 = 15,391.09/x
  3. Step 3: Cross multiply
    23,358.97x = 32,210.98 × 15,391.09
  4. Step 4: Simplify right side
    23,358.97x = 495,762,092.17
  5. Step 5: Solve for x
    x = 495,762,092.17/23,358.97
  6. Step 6: Final answer
    x = 21,223.63

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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.