Home / 22,042.38-30,417.87-12,610.35

Finding the Fourth Proportional to 22,042.38, 30,417.87 and 12,610.35

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Solution

The fourth proportional to 22,042.38, 30,417.87 and 12,610.35 is: 17,401.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,042.38 : 30,417.87 = 12,610.35 : x
  2. Step 2: Convert to fraction form
    22,042.38/30,417.87 = 12,610.35/x
  3. Step 3: Cross multiply
    22,042.38x = 30,417.87 × 12,610.35
  4. Step 4: Simplify right side
    22,042.38x = 383,579,986.95
  5. Step 5: Solve for x
    x = 383,579,986.95/22,042.38
  6. Step 6: Final answer
    x = 17,401.93

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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.