Home / 49,607.10-74,355.30-21,494.70

Finding the Fourth Proportional to 49,607.10, 74,355.30 and 21,494.70

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Solution

The fourth proportional to 49,607.10, 74,355.30 and 21,494.70 is: 32,218.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,607.10 : 74,355.30 = 21,494.70 : x
  2. Step 2: Convert to fraction form
    49,607.10/74,355.30 = 21,494.70/x
  3. Step 3: Cross multiply
    49,607.10x = 74,355.30 × 21,494.70
  4. Step 4: Simplify right side
    49,607.10x = 1,598,244,866.91
  5. Step 5: Solve for x
    x = 1,598,244,866.91/49,607.10
  6. Step 6: Final answer
    x = 32,218.07

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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.