Home / 25,543.14-38,319.42-11,503.50

Finding the Fourth Proportional to 25,543.14, 38,319.42 and 11,503.50

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Solution

The fourth proportional to 25,543.14, 38,319.42 and 11,503.50 is: 17,257.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,543.14 : 38,319.42 = 11,503.50 : x
  2. Step 2: Convert to fraction form
    25,543.14/38,319.42 = 11,503.50/x
  3. Step 3: Cross multiply
    25,543.14x = 38,319.42 × 11,503.50
  4. Step 4: Simplify right side
    25,543.14x = 440,807,447.97
  5. Step 5: Solve for x
    x = 440,807,447.97/25,543.14
  6. Step 6: Final answer
    x = 17,257.37

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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.