Home / 51,692.22-77,538.68-14,254.31

Finding the Fourth Proportional to 51,692.22, 77,538.68 and 14,254.31

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Solution

The fourth proportional to 51,692.22, 77,538.68 and 14,254.31 is: 21,381.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,692.22 : 77,538.68 = 14,254.31 : x
  2. Step 2: Convert to fraction form
    51,692.22/77,538.68 = 14,254.31/x
  3. Step 3: Cross multiply
    51,692.22x = 77,538.68 × 14,254.31
  4. Step 4: Simplify right side
    51,692.22x = 1,105,260,381.71
  5. Step 5: Solve for x
    x = 1,105,260,381.71/51,692.22
  6. Step 6: Final answer
    x = 21,381.56

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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.