Home / 47,507.52-71,272.08-25,309.20

Finding the Fourth Proportional to 47,507.52, 71,272.08 and 25,309.20

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Solution

The fourth proportional to 47,507.52, 71,272.08 and 25,309.20 is: 37,969.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,507.52 : 71,272.08 = 25,309.20 : x
  2. Step 2: Convert to fraction form
    47,507.52/71,272.08 = 25,309.20/x
  3. Step 3: Cross multiply
    47,507.52x = 71,272.08 × 25,309.20
  4. Step 4: Simplify right side
    47,507.52x = 1,803,839,327.14
  5. Step 5: Solve for x
    x = 1,803,839,327.14/47,507.52
  6. Step 6: Final answer
    x = 37,969.55

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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.