Home / 22,442.06-30,960.15-13,941.92

Finding the Fourth Proportional to 22,442.06, 30,960.15 and 13,941.92

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Solution

The fourth proportional to 22,442.06, 30,960.15 and 13,941.92 is: 19,233.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,442.06 : 30,960.15 = 13,941.92 : x
  2. Step 2: Convert to fraction form
    22,442.06/30,960.15 = 13,941.92/x
  3. Step 3: Cross multiply
    22,442.06x = 30,960.15 × 13,941.92
  4. Step 4: Simplify right side
    22,442.06x = 431,643,934.49
  5. Step 5: Solve for x
    x = 431,643,934.49/22,442.06
  6. Step 6: Final answer
    x = 19,233.70

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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.