Home / 47,387.88-65,398.72-27,251.08

Finding the Fourth Proportional to 47,387.88, 65,398.72 and 27,251.08

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Solution

The fourth proportional to 47,387.88, 65,398.72 and 27,251.08 is: 37,608.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,387.88 : 65,398.72 = 27,251.08 : x
  2. Step 2: Convert to fraction form
    47,387.88/65,398.72 = 27,251.08/x
  3. Step 3: Cross multiply
    47,387.88x = 65,398.72 × 27,251.08
  4. Step 4: Simplify right side
    47,387.88x = 1,782,185,518.99
  5. Step 5: Solve for x
    x = 1,782,185,518.99/47,387.88
  6. Step 6: Final answer
    x = 37,608.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.