Home / 25,727.10-38,586.67-9,929.83

Finding the Fourth Proportional to 25,727.10, 38,586.67 and 9,929.83

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Solution

The fourth proportional to 25,727.10, 38,586.67 and 9,929.83 is: 14,893.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,727.10 : 38,586.67 = 9,929.83 : x
  2. Step 2: Convert to fraction form
    25,727.10/38,586.67 = 9,929.83/x
  3. Step 3: Cross multiply
    25,727.10x = 38,586.67 × 9,929.83
  4. Step 4: Simplify right side
    25,727.10x = 383,159,073.37
  5. Step 5: Solve for x
    x = 383,159,073.37/25,727.10
  6. Step 6: Final answer
    x = 14,893.21

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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.