Home / 48,475.14-72,638.49-32,621.40

Finding the Fourth Proportional to 48,475.14, 72,638.49 and 32,621.40

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Solution

The fourth proportional to 48,475.14, 72,638.49 and 32,621.40 is: 48,882.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,475.14 : 72,638.49 = 32,621.40 : x
  2. Step 2: Convert to fraction form
    48,475.14/72,638.49 = 32,621.40/x
  3. Step 3: Cross multiply
    48,475.14x = 72,638.49 × 32,621.40
  4. Step 4: Simplify right side
    48,475.14x = 2,369,569,237.69
  5. Step 5: Solve for x
    x = 2,369,569,237.69/48,475.14
  6. Step 6: Final answer
    x = 48,882.15

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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.