Home / 51,079.60-76,644.51-23,019.04

Finding the Fourth Proportional to 51,079.60, 76,644.51 and 23,019.04

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Solution

The fourth proportional to 51,079.60, 76,644.51 and 23,019.04 is: 34,539.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,079.60 : 76,644.51 = 23,019.04 : x
  2. Step 2: Convert to fraction form
    51,079.60/76,644.51 = 23,019.04/x
  3. Step 3: Cross multiply
    51,079.60x = 76,644.51 × 23,019.04
  4. Step 4: Simplify right side
    51,079.60x = 1,764,283,041.47
  5. Step 5: Solve for x
    x = 1,764,283,041.47/51,079.60
  6. Step 6: Final answer
    x = 34,539.88

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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.