Home / 52,347.10-78,551.43-19,069.15

Finding the Fourth Proportional to 52,347.10, 78,551.43 and 19,069.15

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Solution

The fourth proportional to 52,347.10, 78,551.43 and 19,069.15 is: 28,614.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,347.10 : 78,551.43 = 19,069.15 : x
  2. Step 2: Convert to fraction form
    52,347.10/78,551.43 = 19,069.15/x
  3. Step 3: Cross multiply
    52,347.10x = 78,551.43 × 19,069.15
  4. Step 4: Simplify right side
    52,347.10x = 1,497,909,001.38
  5. Step 5: Solve for x
    x = 1,497,909,001.38/52,347.10
  6. Step 6: Final answer
    x = 28,614.94

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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.