Home / 25,429.27-38,148.32-8,560.68

Finding the Fourth Proportional to 25,429.27, 38,148.32 and 8,560.68

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Solution

The fourth proportional to 25,429.27, 38,148.32 and 8,560.68 is: 12,842.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,429.27 : 38,148.32 = 8,560.68 : x
  2. Step 2: Convert to fraction form
    25,429.27/38,148.32 = 8,560.68/x
  3. Step 3: Cross multiply
    25,429.27x = 38,148.32 × 8,560.68
  4. Step 4: Simplify right side
    25,429.27x = 326,575,560.06
  5. Step 5: Solve for x
    x = 326,575,560.06/25,429.27
  6. Step 6: Final answer
    x = 12,842.51

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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.