Home / 15,447.77-23,173.45-5,591.69

Finding the Fourth Proportional to 15,447.77, 23,173.45 and 5,591.69

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Solution

The fourth proportional to 15,447.77, 23,173.45 and 5,591.69 is: 8,388.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447.77 : 23,173.45 = 5,591.69 : x
  2. Step 2: Convert to fraction form
    15,447.77/23,173.45 = 5,591.69/x
  3. Step 3: Cross multiply
    15,447.77x = 23,173.45 × 5,591.69
  4. Step 4: Simplify right side
    15,447.77x = 129,578,618.78
  5. Step 5: Solve for x
    x = 129,578,618.78/15,447.77
  6. Step 6: Final answer
    x = 8,388.18

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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.