Home / 23,488.45-32,415.56-15,516.70

Finding the Fourth Proportional to 23,488.45, 32,415.56 and 15,516.70

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Solution

The fourth proportional to 23,488.45, 32,415.56 and 15,516.70 is: 21,414.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,488.45 : 32,415.56 = 15,516.70 : x
  2. Step 2: Convert to fraction form
    23,488.45/32,415.56 = 15,516.70/x
  3. Step 3: Cross multiply
    23,488.45x = 32,415.56 × 15,516.70
  4. Step 4: Simplify right side
    23,488.45x = 502,982,419.42
  5. Step 5: Solve for x
    x = 502,982,419.42/23,488.45
  6. Step 6: Final answer
    x = 21,414.03

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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.