Home / 31,483.62-43,449.21-17,336.70

Finding the Fourth Proportional to 31,483.62, 43,449.21 and 17,336.70

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Solution

The fourth proportional to 31,483.62, 43,449.21 and 17,336.70 is: 23,925.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,483.62 : 43,449.21 = 17,336.70 : x
  2. Step 2: Convert to fraction form
    31,483.62/43,449.21 = 17,336.70/x
  3. Step 3: Cross multiply
    31,483.62x = 43,449.21 × 17,336.70
  4. Step 4: Simplify right side
    31,483.62x = 753,265,919.01
  5. Step 5: Solve for x
    x = 753,265,919.01/31,483.62
  6. Step 6: Final answer
    x = 23,925.65

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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.