Home / 17,691.15-24,416.46-10,621.47

Finding the Fourth Proportional to 17,691.15, 24,416.46 and 10,621.47

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Solution

The fourth proportional to 17,691.15, 24,416.46 and 10,621.47 is: 14,659.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,691.15 : 24,416.46 = 10,621.47 : x
  2. Step 2: Convert to fraction form
    17,691.15/24,416.46 = 10,621.47/x
  3. Step 3: Cross multiply
    17,691.15x = 24,416.46 × 10,621.47
  4. Step 4: Simplify right side
    17,691.15x = 259,338,697.40
  5. Step 5: Solve for x
    x = 259,338,697.40/17,691.15
  6. Step 6: Final answer
    x = 14,659.23

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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.