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Finding the Fourth Proportional to 29,654.54, 40,923.08 and 16,225.54

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Solution

The fourth proportional to 29,654.54, 40,923.08 and 16,225.54 is: 22,391.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,654.54 : 40,923.08 = 16,225.54 : x
  2. Step 2: Convert to fraction form
    29,654.54/40,923.08 = 16,225.54/x
  3. Step 3: Cross multiply
    29,654.54x = 40,923.08 × 16,225.54
  4. Step 4: Simplify right side
    29,654.54x = 663,999,071.46
  5. Step 5: Solve for x
    x = 663,999,071.46/29,654.54
  6. Step 6: Final answer
    x = 22,391.14

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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.