Home / 31,008.17-42,788.03-17,576.75

Finding the Fourth Proportional to 31,008.17, 42,788.03 and 17,576.75

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Solution

The fourth proportional to 31,008.17, 42,788.03 and 17,576.75 is: 24,254.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,008.17 : 42,788.03 = 17,576.75 : x
  2. Step 2: Convert to fraction form
    31,008.17/42,788.03 = 17,576.75/x
  3. Step 3: Cross multiply
    31,008.17x = 42,788.03 × 17,576.75
  4. Step 4: Simplify right side
    31,008.17x = 752,074,204.48
  5. Step 5: Solve for x
    x = 752,074,204.48/31,008.17
  6. Step 6: Final answer
    x = 24,254.07

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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.