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Finding the Fourth Proportional to 29,337.54, 40,488.03 and 16,764.18

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Solution

The fourth proportional to 29,337.54, 40,488.03 and 16,764.18 is: 23,135.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,337.54 : 40,488.03 = 16,764.18 : x
  2. Step 2: Convert to fraction form
    29,337.54/40,488.03 = 16,764.18/x
  3. Step 3: Cross multiply
    29,337.54x = 40,488.03 × 16,764.18
  4. Step 4: Simplify right side
    29,337.54x = 678,748,622.77
  5. Step 5: Solve for x
    x = 678,748,622.77/29,337.54
  6. Step 6: Final answer
    x = 23,135.84

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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.