Home / 47,154.12-70,739.92-15,566.38

Finding the Fourth Proportional to 47,154.12, 70,739.92 and 15,566.38

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Solution

The fourth proportional to 47,154.12, 70,739.92 and 15,566.38 is: 23,352.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,154.12 : 70,739.92 = 15,566.38 : x
  2. Step 2: Convert to fraction form
    47,154.12/70,739.92 = 15,566.38/x
  3. Step 3: Cross multiply
    47,154.12x = 70,739.92 × 15,566.38
  4. Step 4: Simplify right side
    47,154.12x = 1,101,164,260.12
  5. Step 5: Solve for x
    x = 1,101,164,260.12/47,154.12
  6. Step 6: Final answer
    x = 23,352.45

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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.