Home / 12,534.17-17,292.87-7,152.74

Finding the Fourth Proportional to 12,534.17, 17,292.87 and 7,152.74

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Solution

The fourth proportional to 12,534.17, 17,292.87 and 7,152.74 is: 9,868.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534.17 : 17,292.87 = 7,152.74 : x
  2. Step 2: Convert to fraction form
    12,534.17/17,292.87 = 7,152.74/x
  3. Step 3: Cross multiply
    12,534.17x = 17,292.87 × 7,152.74
  4. Step 4: Simplify right side
    12,534.17x = 123,691,316.50
  5. Step 5: Solve for x
    x = 123,691,316.50/12,534.17
  6. Step 6: Final answer
    x = 9,868.33

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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.