Home / 47,162.79-70,752.89-15,575.04

Finding the Fourth Proportional to 47,162.79, 70,752.89 and 15,575.04

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Solution

The fourth proportional to 47,162.79, 70,752.89 and 15,575.04 is: 23,365.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,162.79 : 70,752.89 = 15,575.04 : x
  2. Step 2: Convert to fraction form
    47,162.79/70,752.89 = 15,575.04/x
  3. Step 3: Cross multiply
    47,162.79x = 70,752.89 × 15,575.04
  4. Step 4: Simplify right side
    47,162.79x = 1,101,979,130.80
  5. Step 5: Solve for x
    x = 1,101,979,130.80/47,162.79
  6. Step 6: Final answer
    x = 23,365.44

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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.