Home / 38,329.50-52,894.77-21,332.46

Finding the Fourth Proportional to 38,329.50, 52,894.77 and 21,332.46

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Solution

The fourth proportional to 38,329.50, 52,894.77 and 21,332.46 is: 29,438.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,329.50 : 52,894.77 = 21,332.46 : x
  2. Step 2: Convert to fraction form
    38,329.50/52,894.77 = 21,332.46/x
  3. Step 3: Cross multiply
    38,329.50x = 52,894.77 × 21,332.46
  4. Step 4: Simplify right side
    38,329.50x = 1,128,375,565.23
  5. Step 5: Solve for x
    x = 1,128,375,565.23/38,329.50
  6. Step 6: Final answer
    x = 29,438.83

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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.