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Finding the Fourth Proportional to 44,209.38, 66,311.95 and 10,929.32

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Solution

The fourth proportional to 44,209.38, 66,311.95 and 10,929.32 is: 16,393.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,209.38 : 66,311.95 = 10,929.32 : x
  2. Step 2: Convert to fraction form
    44,209.38/66,311.95 = 10,929.32/x
  3. Step 3: Cross multiply
    44,209.38x = 66,311.95 × 10,929.32
  4. Step 4: Simplify right side
    44,209.38x = 724,744,521.37
  5. Step 5: Solve for x
    x = 724,744,521.37/44,209.38
  6. Step 6: Final answer
    x = 16,393.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.