Home / 16,759.40-25,139.14-5,663.12

Finding the Fourth Proportional to 16,759.40, 25,139.14 and 5,663.12

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Solution

The fourth proportional to 16,759.40, 25,139.14 and 5,663.12 is: 8,494.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,759.40 : 25,139.14 = 5,663.12 : x
  2. Step 2: Convert to fraction form
    16,759.40/25,139.14 = 5,663.12/x
  3. Step 3: Cross multiply
    16,759.40x = 25,139.14 × 5,663.12
  4. Step 4: Simplify right side
    16,759.40x = 142,365,966.52
  5. Step 5: Solve for x
    x = 142,365,966.52/16,759.40
  6. Step 6: Final answer
    x = 8,494.69

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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.