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Finding the Fourth Proportional to 51,632, 77,448.96 and 14,696.96

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Solution

The fourth proportional to 51,632, 77,448.96 and 14,696.96 is: 22,045.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,632 : 77,448.96 = 14,696.96 : x
  2. Step 2: Convert to fraction form
    51,632/77,448.96 = 14,696.96/x
  3. Step 3: Cross multiply
    51,632x = 77,448.96 × 14,696.96
  4. Step 4: Simplify right side
    51,632x = 1,138,264,267.16
  5. Step 5: Solve for x
    x = 1,138,264,267.16/51,632
  6. Step 6: Final answer
    x = 22,045.71

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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.