Home / 51,627.90-77,426.93-14,189.19

Finding the Fourth Proportional to 51,627.90, 77,426.93 and 14,189.19

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Solution

The fourth proportional to 51,627.90, 77,426.93 and 14,189.19 is: 21,279.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,627.90 : 77,426.93 = 14,189.19 : x
  2. Step 2: Convert to fraction form
    51,627.90/77,426.93 = 14,189.19/x
  3. Step 3: Cross multiply
    51,627.90x = 77,426.93 × 14,189.19
  4. Step 4: Simplify right side
    51,627.90x = 1,098,625,349.94
  5. Step 5: Solve for x
    x = 1,098,625,349.94/51,627.90
  6. Step 6: Final answer
    x = 21,279.68

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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.