Home / 25,275.24-37,862.11-12,586.77

Finding the Fourth Proportional to 25,275.24, 37,862.11 and 12,586.77

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Solution

The fourth proportional to 25,275.24, 37,862.11 and 12,586.77 is: 18,854.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,275.24 : 37,862.11 = 12,586.77 : x
  2. Step 2: Convert to fraction form
    25,275.24/37,862.11 = 12,586.77/x
  3. Step 3: Cross multiply
    25,275.24x = 37,862.11 × 12,586.77
  4. Step 4: Simplify right side
    25,275.24x = 476,561,544.13
  5. Step 5: Solve for x
    x = 476,561,544.13/25,275.24
  6. Step 6: Final answer
    x = 18,854.88

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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.