Home / 22,444.13-30,972.69-12,235.16

Finding the Fourth Proportional to 22,444.13, 30,972.69 and 12,235.16

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Solution

The fourth proportional to 22,444.13, 30,972.69 and 12,235.16 is: 16,884.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,444.13 : 30,972.69 = 12,235.16 : x
  2. Step 2: Convert to fraction form
    22,444.13/30,972.69 = 12,235.16/x
  3. Step 3: Cross multiply
    22,444.13x = 30,972.69 × 12,235.16
  4. Step 4: Simplify right side
    22,444.13x = 378,955,817.78
  5. Step 5: Solve for x
    x = 378,955,817.78/22,444.13
  6. Step 6: Final answer
    x = 16,884.41

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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.