Home / 25,624.40-38,437.20-9,003.56

Finding the Fourth Proportional to 25,624.40, 38,437.20 and 9,003.56

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Solution

The fourth proportional to 25,624.40, 38,437.20 and 9,003.56 is: 13,505.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,624.40 : 38,437.20 = 9,003.56 : x
  2. Step 2: Convert to fraction form
    25,624.40/38,437.20 = 9,003.56/x
  3. Step 3: Cross multiply
    25,624.40x = 38,437.20 × 9,003.56
  4. Step 4: Simplify right side
    25,624.40x = 346,071,636.43
  5. Step 5: Solve for x
    x = 346,071,636.43/25,624.40
  6. Step 6: Final answer
    x = 13,505.55

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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.