Home / 22,445.12-30,974.48-12,373.95

Finding the Fourth Proportional to 22,445.12, 30,974.48 and 12,373.95

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Solution

The fourth proportional to 22,445.12, 30,974.48 and 12,373.95 is: 17,076.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,445.12 : 30,974.48 = 12,373.95 : x
  2. Step 2: Convert to fraction form
    22,445.12/30,974.48 = 12,373.95/x
  3. Step 3: Cross multiply
    22,445.12x = 30,974.48 × 12,373.95
  4. Step 4: Simplify right side
    22,445.12x = 383,276,666.80
  5. Step 5: Solve for x
    x = 383,276,666.80/22,445.12
  6. Step 6: Final answer
    x = 17,076.17

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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.