Home / 25,275.22-37,917.68-9,691.63

Finding the Fourth Proportional to 25,275.22, 37,917.68 and 9,691.63

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Solution

The fourth proportional to 25,275.22, 37,917.68 and 9,691.63 is: 14,539.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,275.22 : 37,917.68 = 9,691.63 : x
  2. Step 2: Convert to fraction form
    25,275.22/37,917.68 = 9,691.63/x
  3. Step 3: Cross multiply
    25,275.22x = 37,917.68 × 9,691.63
  4. Step 4: Simplify right side
    25,275.22x = 367,484,125.02
  5. Step 5: Solve for x
    x = 367,484,125.02/25,275.22
  6. Step 6: Final answer
    x = 14,539.30

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1.5x scale

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.