Home / 31,591.90-43,599.55-17,447.48

Finding the Fourth Proportional to 31,591.90, 43,599.55 and 17,447.48

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Solution

The fourth proportional to 31,591.90, 43,599.55 and 17,447.48 is: 24,079.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,591.90 : 43,599.55 = 17,447.48 : x
  2. Step 2: Convert to fraction form
    31,591.90/43,599.55 = 17,447.48/x
  3. Step 3: Cross multiply
    31,591.90x = 43,599.55 × 17,447.48
  4. Step 4: Simplify right side
    31,591.90x = 760,702,162.21
  5. Step 5: Solve for x
    x = 760,702,162.21/31,591.90
  6. Step 6: Final answer
    x = 24,079.03

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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.