Home / 22,332.10-30,819.84-14,765.28

Finding the Fourth Proportional to 22,332.10, 30,819.84 and 14,765.28

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Solution

The fourth proportional to 22,332.10, 30,819.84 and 14,765.28 is: 20,377.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,332.10 : 30,819.84 = 14,765.28 : x
  2. Step 2: Convert to fraction form
    22,332.10/30,819.84 = 14,765.28/x
  3. Step 3: Cross multiply
    22,332.10x = 30,819.84 × 14,765.28
  4. Step 4: Simplify right side
    22,332.10x = 455,063,567.16
  5. Step 5: Solve for x
    x = 455,063,567.16/22,332.10
  6. Step 6: Final answer
    x = 20,377.11

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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.