Home / 47,020.72-70,537.52-15,864.88

Finding the Fourth Proportional to 47,020.72, 70,537.52 and 15,864.88

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Solution

The fourth proportional to 47,020.72, 70,537.52 and 15,864.88 is: 23,799.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,020.72 : 70,537.52 = 15,864.88 : x
  2. Step 2: Convert to fraction form
    47,020.72/70,537.52 = 15,864.88/x
  3. Step 3: Cross multiply
    47,020.72x = 70,537.52 × 15,864.88
  4. Step 4: Simplify right side
    47,020.72x = 1,119,069,290.30
  5. Step 5: Solve for x
    x = 1,119,069,290.30/47,020.72
  6. Step 6: Final answer
    x = 23,799.49

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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.