Home / 12,574.62-17,350.57-8,544.63

Finding the Fourth Proportional to 12,574.62, 17,350.57 and 8,544.63

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Solution

The fourth proportional to 12,574.62, 17,350.57 and 8,544.63 is: 11,789.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,574.62 : 17,350.57 = 8,544.63 : x
  2. Step 2: Convert to fraction form
    12,574.62/17,350.57 = 8,544.63/x
  3. Step 3: Cross multiply
    12,574.62x = 17,350.57 × 8,544.63
  4. Step 4: Simplify right side
    12,574.62x = 148,254,276.68
  5. Step 5: Solve for x
    x = 148,254,276.68/12,574.62
  6. Step 6: Final answer
    x = 11,789.96

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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.