Home / 48,090.59-72,144.12-14,810.03

Finding the Fourth Proportional to 48,090.59, 72,144.12 and 14,810.03

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Solution

The fourth proportional to 48,090.59, 72,144.12 and 14,810.03 is: 22,217.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,090.59 : 72,144.12 = 14,810.03 : x
  2. Step 2: Convert to fraction form
    48,090.59/72,144.12 = 14,810.03/x
  3. Step 3: Cross multiply
    48,090.59x = 72,144.12 × 14,810.03
  4. Step 4: Simplify right side
    48,090.59x = 1,068,456,581.52
  5. Step 5: Solve for x
    x = 1,068,456,581.52/48,090.59
  6. Step 6: Final answer
    x = 22,217.58

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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.