Home / 18,475.18-25,496.01-10,517.45

Finding the Fourth Proportional to 18,475.18, 25,496.01 and 10,517.45

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Solution

The fourth proportional to 18,475.18, 25,496.01 and 10,517.45 is: 14,514.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,475.18 : 25,496.01 = 10,517.45 : x
  2. Step 2: Convert to fraction form
    18,475.18/25,496.01 = 10,517.45/x
  3. Step 3: Cross multiply
    18,475.18x = 25,496.01 × 10,517.45
  4. Step 4: Simplify right side
    18,475.18x = 268,152,882.89
  5. Step 5: Solve for x
    x = 268,152,882.89/18,475.18
  6. Step 6: Final answer
    x = 14,514.22

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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.