Home / 15,572.40-23,357.94-7,249.55

Finding the Fourth Proportional to 15,572.40, 23,357.94 and 7,249.55

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Solution

The fourth proportional to 15,572.40, 23,357.94 and 7,249.55 is: 10,874.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,572.40 : 23,357.94 = 7,249.55 : x
  2. Step 2: Convert to fraction form
    15,572.40/23,357.94 = 7,249.55/x
  3. Step 3: Cross multiply
    15,572.40x = 23,357.94 × 7,249.55
  4. Step 4: Simplify right side
    15,572.40x = 169,334,437.14
  5. Step 5: Solve for x
    x = 169,334,437.14/15,572.40
  6. Step 6: Final answer
    x = 10,874.01

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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.