Home / 25,563.20-38,344.80-7,095.20

Finding the Fourth Proportional to 25,563.20, 38,344.80 and 7,095.20

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Solution

The fourth proportional to 25,563.20, 38,344.80 and 7,095.20 is: 10,642.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563.20 : 38,344.80 = 7,095.20 : x
  2. Step 2: Convert to fraction form
    25,563.20/38,344.80 = 7,095.20/x
  3. Step 3: Cross multiply
    25,563.20x = 38,344.80 × 7,095.20
  4. Step 4: Simplify right side
    25,563.20x = 272,063,833.24
  5. Step 5: Solve for x
    x = 272,063,833.24/25,563.20
  6. Step 6: Final answer
    x = 10,642.79

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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.