Home / 22,330.28-30,809.47-14,377.11

Finding the Fourth Proportional to 22,330.28, 30,809.47 and 14,377.11

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Solution

The fourth proportional to 22,330.28, 30,809.47 and 14,377.11 is: 19,836.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,330.28 : 30,809.47 = 14,377.11 : x
  2. Step 2: Convert to fraction form
    22,330.28/30,809.47 = 14,377.11/x
  3. Step 3: Cross multiply
    22,330.28x = 30,809.47 × 14,377.11
  4. Step 4: Simplify right side
    22,330.28x = 442,951,139.23
  5. Step 5: Solve for x
    x = 442,951,139.23/22,330.28
  6. Step 6: Final answer
    x = 19,836.35

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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.