Home / 52,127.98-78,186.48-14,687.08

Finding the Fourth Proportional to 52,127.98, 78,186.48 and 14,687.08

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Solution

The fourth proportional to 52,127.98, 78,186.48 and 14,687.08 is: 22,029.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,127.98 : 78,186.48 = 14,687.08 : x
  2. Step 2: Convert to fraction form
    52,127.98/78,186.48 = 14,687.08/x
  3. Step 3: Cross multiply
    52,127.98x = 78,186.48 × 14,687.08
  4. Step 4: Simplify right side
    52,127.98x = 1,148,331,086.68
  5. Step 5: Solve for x
    x = 1,148,331,086.68/52,127.98
  6. Step 6: Final answer
    x = 22,029.07

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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.