Home / 22,333.28-30,818.76-15,261.44

Finding the Fourth Proportional to 22,333.28, 30,818.76 and 15,261.44

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Solution

The fourth proportional to 22,333.28, 30,818.76 and 15,261.44 is: 21,059.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,333.28 : 30,818.76 = 15,261.44 : x
  2. Step 2: Convert to fraction form
    22,333.28/30,818.76 = 15,261.44/x
  3. Step 3: Cross multiply
    22,333.28x = 30,818.76 × 15,261.44
  4. Step 4: Simplify right side
    22,333.28x = 470,338,656.61
  5. Step 5: Solve for x
    x = 470,338,656.61/22,333.28
  6. Step 6: Final answer
    x = 21,059.99

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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.