Home / 49,635.20-74,410.90-21,534.07

Finding the Fourth Proportional to 49,635.20, 74,410.90 and 21,534.07

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Solution

The fourth proportional to 49,635.20, 74,410.90 and 21,534.07 is: 32,282.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,635.20 : 74,410.90 = 21,534.07 : x
  2. Step 2: Convert to fraction form
    49,635.20/74,410.90 = 21,534.07/x
  3. Step 3: Cross multiply
    49,635.20x = 74,410.90 × 21,534.07
  4. Step 4: Simplify right side
    49,635.20x = 1,602,369,529.36
  5. Step 5: Solve for x
    x = 1,602,369,529.36/49,635.20
  6. Step 6: Final answer
    x = 32,282.93

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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.