Home / 47,885.13-71,827.70-15,053.13

Finding the Fourth Proportional to 47,885.13, 71,827.70 and 15,053.13

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Solution

The fourth proportional to 47,885.13, 71,827.70 and 15,053.13 is: 22,579.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,885.13 : 71,827.70 = 15,053.13 : x
  2. Step 2: Convert to fraction form
    47,885.13/71,827.70 = 15,053.13/x
  3. Step 3: Cross multiply
    47,885.13x = 71,827.70 × 15,053.13
  4. Step 4: Simplify right side
    47,885.13x = 1,081,231,705.70
  5. Step 5: Solve for x
    x = 1,081,231,705.70/47,885.13
  6. Step 6: Final answer
    x = 22,579.70

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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.