Home / 48,634.90-72,931.16-25,833.76

Finding the Fourth Proportional to 48,634.90, 72,931.16 and 25,833.76

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Solution

The fourth proportional to 48,634.90, 72,931.16 and 25,833.76 is: 38,739.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,634.90 : 72,931.16 = 25,833.76 : x
  2. Step 2: Convert to fraction form
    48,634.90/72,931.16 = 25,833.76/x
  3. Step 3: Cross multiply
    48,634.90x = 72,931.16 × 25,833.76
  4. Step 4: Simplify right side
    48,634.90x = 1,884,085,937.71
  5. Step 5: Solve for x
    x = 1,884,085,937.71/48,634.90
  6. Step 6: Final answer
    x = 38,739.38

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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.