Home / 32,136.20-48,207.90-9,949.40

Finding the Fourth Proportional to 32,136.20, 48,207.90 and 9,949.40

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Solution

The fourth proportional to 32,136.20, 48,207.90 and 9,949.40 is: 14,925.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,136.20 : 48,207.90 = 9,949.40 : x
  2. Step 2: Convert to fraction form
    32,136.20/48,207.90 = 9,949.40/x
  3. Step 3: Cross multiply
    32,136.20x = 48,207.90 × 9,949.40
  4. Step 4: Simplify right side
    32,136.20x = 479,639,680.26
  5. Step 5: Solve for x
    x = 479,639,680.26/32,136.20
  6. Step 6: Final answer
    x = 14,925.21

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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.