Home / 31,402.76-43,334.21-17,252.87

Finding the Fourth Proportional to 31,402.76, 43,334.21 and 17,252.87

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Solution

The fourth proportional to 31,402.76, 43,334.21 and 17,252.87 is: 23,808.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,402.76 : 43,334.21 = 17,252.87 : x
  2. Step 2: Convert to fraction form
    31,402.76/43,334.21 = 17,252.87/x
  3. Step 3: Cross multiply
    31,402.76x = 43,334.21 × 17,252.87
  4. Step 4: Simplify right side
    31,402.76x = 747,639,405.42
  5. Step 5: Solve for x
    x = 747,639,405.42/31,402.76
  6. Step 6: Final answer
    x = 23,808.08

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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.