Home / 25,125.30-37,655.55-19,252.80

Finding the Fourth Proportional to 25,125.30, 37,655.55 and 19,252.80

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Solution

The fourth proportional to 25,125.30, 37,655.55 and 19,252.80 is: 28,854.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,125.30 : 37,655.55 = 19,252.80 : x
  2. Step 2: Convert to fraction form
    25,125.30/37,655.55 = 19,252.80/x
  3. Step 3: Cross multiply
    25,125.30x = 37,655.55 × 19,252.80
  4. Step 4: Simplify right side
    25,125.30x = 724,974,773.04
  5. Step 5: Solve for x
    x = 724,974,773.04/25,125.30
  6. Step 6: Final answer
    x = 28,854.37

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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.