Home / 31,466.76-43,425.36-17,320.92

Finding the Fourth Proportional to 31,466.76, 43,425.36 and 17,320.92

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Solution

The fourth proportional to 31,466.76, 43,425.36 and 17,320.92 is: 23,903.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,466.76 : 43,425.36 = 17,320.92 : x
  2. Step 2: Convert to fraction form
    31,466.76/43,425.36 = 17,320.92/x
  3. Step 3: Cross multiply
    31,466.76x = 43,425.36 × 17,320.92
  4. Step 4: Simplify right side
    31,466.76x = 752,167,186.53
  5. Step 5: Solve for x
    x = 752,167,186.53/31,466.76
  6. Step 6: Final answer
    x = 23,903.55

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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.