Home / 15,713.70-23,570.55-15,108.90

Finding the Fourth Proportional to 15,713.70, 23,570.55 and 15,108.90

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Solution

The fourth proportional to 15,713.70, 23,570.55 and 15,108.90 is: 22,663.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,713.70 : 23,570.55 = 15,108.90 : x
  2. Step 2: Convert to fraction form
    15,713.70/23,570.55 = 15,108.90/x
  3. Step 3: Cross multiply
    15,713.70x = 23,570.55 × 15,108.90
  4. Step 4: Simplify right side
    15,713.70x = 356,125,082.90
  5. Step 5: Solve for x
    x = 356,125,082.90/15,713.70
  6. Step 6: Final answer
    x = 22,663.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.