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Finding the Fourth Proportional to 44,497.81, 66,744.96 and 16,405.72

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Solution

The fourth proportional to 44,497.81, 66,744.96 and 16,405.72 is: 24,607.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,497.81 : 66,744.96 = 16,405.72 : x
  2. Step 2: Convert to fraction form
    44,497.81/66,744.96 = 16,405.72/x
  3. Step 3: Cross multiply
    44,497.81x = 66,744.96 × 16,405.72
  4. Step 4: Simplify right side
    44,497.81x = 1,094,999,125.17
  5. Step 5: Solve for x
    x = 1,094,999,125.17/44,497.81
  6. Step 6: Final answer
    x = 24,607.93

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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.