Home / 48,057.15-72,071.88-18,062.10

Finding the Fourth Proportional to 48,057.15, 72,071.88 and 18,062.10

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Solution

The fourth proportional to 48,057.15, 72,071.88 and 18,062.10 is: 27,087.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,057.15 : 72,071.88 = 18,062.10 : x
  2. Step 2: Convert to fraction form
    48,057.15/72,071.88 = 18,062.10/x
  3. Step 3: Cross multiply
    48,057.15x = 72,071.88 × 18,062.10
  4. Step 4: Simplify right side
    48,057.15x = 1,301,769,503.75
  5. Step 5: Solve for x
    x = 1,301,769,503.75/48,057.15
  6. Step 6: Final answer
    x = 27,087.95

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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.