Home / 31,293.56-43,186.95-17,869.02

Finding the Fourth Proportional to 31,293.56, 43,186.95 and 17,869.02

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Solution

The fourth proportional to 31,293.56, 43,186.95 and 17,869.02 is: 24,660.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,293.56 : 43,186.95 = 17,869.02 : x
  2. Step 2: Convert to fraction form
    31,293.56/43,186.95 = 17,869.02/x
  3. Step 3: Cross multiply
    31,293.56x = 43,186.95 × 17,869.02
  4. Step 4: Simplify right side
    31,293.56x = 771,708,473.29
  5. Step 5: Solve for x
    x = 771,708,473.29/31,293.56
  6. Step 6: Final answer
    x = 24,660.30

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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.