Home / 31,597.28-43,603.40-17,449.12

Finding the Fourth Proportional to 31,597.28, 43,603.40 and 17,449.12

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Solution

The fourth proportional to 31,597.28, 43,603.40 and 17,449.12 is: 24,079.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,597.28 : 43,603.40 = 17,449.12 : x
  2. Step 2: Convert to fraction form
    31,597.28/43,603.40 = 17,449.12/x
  3. Step 3: Cross multiply
    31,597.28x = 43,603.40 × 17,449.12
  4. Step 4: Simplify right side
    31,597.28x = 760,840,959.01
  5. Step 5: Solve for x
    x = 760,840,959.01/31,597.28
  6. Step 6: Final answer
    x = 24,079.32

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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.