Home / 25,543.68-38,299.05-8,902.50

Finding the Fourth Proportional to 25,543.68, 38,299.05 and 8,902.50

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Solution

The fourth proportional to 25,543.68, 38,299.05 and 8,902.50 is: 13,348.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,543.68 : 38,299.05 = 8,902.50 : x
  2. Step 2: Convert to fraction form
    25,543.68/38,299.05 = 8,902.50/x
  3. Step 3: Cross multiply
    25,543.68x = 38,299.05 × 8,902.50
  4. Step 4: Simplify right side
    25,543.68x = 340,957,292.63
  5. Step 5: Solve for x
    x = 340,957,292.63/25,543.68
  6. Step 6: Final answer
    x = 13,348.01

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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.