Home / 51,576.23-77,356.04-14,127.55

Finding the Fourth Proportional to 51,576.23, 77,356.04 and 14,127.55

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Solution

The fourth proportional to 51,576.23, 77,356.04 and 14,127.55 is: 21,189.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,576.23 : 77,356.04 = 14,127.55 : x
  2. Step 2: Convert to fraction form
    51,576.23/77,356.04 = 14,127.55/x
  3. Step 3: Cross multiply
    51,576.23x = 77,356.04 × 14,127.55
  4. Step 4: Simplify right side
    51,576.23x = 1,092,850,980.14
  5. Step 5: Solve for x
    x = 1,092,850,980.14/51,576.23
  6. Step 6: Final answer
    x = 21,189.04

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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.