Home / 47,521.72-71,298.66-17,948.08

Finding the Fourth Proportional to 47,521.72, 71,298.66 and 17,948.08

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Solution

The fourth proportional to 47,521.72, 71,298.66 and 17,948.08 is: 26,928.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,521.72 : 71,298.66 = 17,948.08 : x
  2. Step 2: Convert to fraction form
    47,521.72/71,298.66 = 17,948.08/x
  3. Step 3: Cross multiply
    47,521.72x = 71,298.66 × 17,948.08
  4. Step 4: Simplify right side
    47,521.72x = 1,279,674,053.57
  5. Step 5: Solve for x
    x = 1,279,674,053.57/47,521.72
  6. Step 6: Final answer
    x = 26,928.19

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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.