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Finding the Fourth Proportional to 32,753.20, 49,136.20 and 13,028.40

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Solution

The fourth proportional to 32,753.20, 49,136.20 and 13,028.40 is: 19,545.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,753.20 : 49,136.20 = 13,028.40 : x
  2. Step 2: Convert to fraction form
    32,753.20/49,136.20 = 13,028.40/x
  3. Step 3: Cross multiply
    32,753.20x = 49,136.20 × 13,028.40
  4. Step 4: Simplify right side
    32,753.20x = 640,166,068.08
  5. Step 5: Solve for x
    x = 640,166,068.08/32,753.20
  6. Step 6: Final answer
    x = 19,545.15

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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.