Home / 56,757.30-85,140.83-14,637

Finding the Fourth Proportional to 56,757.30, 85,140.83 and 14,637

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Solution

The fourth proportional to 56,757.30, 85,140.83 and 14,637 is: 21,956.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,757.30 : 85,140.83 = 14,637 : x
  2. Step 2: Convert to fraction form
    56,757.30/85,140.83 = 14,637/x
  3. Step 3: Cross multiply
    56,757.30x = 85,140.83 × 14,637
  4. Step 4: Simplify right side
    56,757.30x = 1,246,206,328.71
  5. Step 5: Solve for x
    x = 1,246,206,328.71/56,757.30
  6. Step 6: Final answer
    x = 21,956.76

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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.