Home / 25,190.50-34,754.76-16,222.18

Finding the Fourth Proportional to 25,190.50, 34,754.76 and 16,222.18

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Solution

The fourth proportional to 25,190.50, 34,754.76 and 16,222.18 is: 22,381.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,190.50 : 34,754.76 = 16,222.18 : x
  2. Step 2: Convert to fraction form
    25,190.50/34,754.76 = 16,222.18/x
  3. Step 3: Cross multiply
    25,190.50x = 34,754.76 × 16,222.18
  4. Step 4: Simplify right side
    25,190.50x = 563,797,972.58
  5. Step 5: Solve for x
    x = 563,797,972.58/25,190.50
  6. Step 6: Final answer
    x = 22,381.37

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Half scale
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Double scale
Find fourth proportional to 25,191.50, 34,756.14 and 16,223.18
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.