Home / 32,439.83-48,687.05-12,732.21

Finding the Fourth Proportional to 32,439.83, 48,687.05 and 12,732.21

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Solution

The fourth proportional to 32,439.83, 48,687.05 and 12,732.21 is: 19,109.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,439.83 : 48,687.05 = 12,732.21 : x
  2. Step 2: Convert to fraction form
    32,439.83/48,687.05 = 12,732.21/x
  3. Step 3: Cross multiply
    32,439.83x = 48,687.05 × 12,732.21
  4. Step 4: Simplify right side
    32,439.83x = 619,893,776.71
  5. Step 5: Solve for x
    x = 619,893,776.71/32,439.83
  6. Step 6: Final answer
    x = 19,109.04

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1.5x scale

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.