Home / 25,570.76-38,360.27-7,560.81

Finding the Fourth Proportional to 25,570.76, 38,360.27 and 7,560.81

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Solution

The fourth proportional to 25,570.76, 38,360.27 and 7,560.81 is: 11,342.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,570.76 : 38,360.27 = 7,560.81 : x
  2. Step 2: Convert to fraction form
    25,570.76/38,360.27 = 7,560.81/x
  3. Step 3: Cross multiply
    25,570.76x = 38,360.27 × 7,560.81
  4. Step 4: Simplify right side
    25,570.76x = 290,034,689.39
  5. Step 5: Solve for x
    x = 290,034,689.39/25,570.76
  6. Step 6: Final answer
    x = 11,342.44

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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.