Home / 31,295.17-43,188.33-17,148.88

Finding the Fourth Proportional to 31,295.17, 43,188.33 and 17,148.88

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Solution

The fourth proportional to 31,295.17, 43,188.33 and 17,148.88 is: 23,666.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,295.17 : 43,188.33 = 17,148.88 : x
  2. Step 2: Convert to fraction form
    31,295.17/43,188.33 = 17,148.88/x
  3. Step 3: Cross multiply
    31,295.17x = 43,188.33 × 17,148.88
  4. Step 4: Simplify right side
    31,295.17x = 740,631,488.57
  5. Step 5: Solve for x
    x = 740,631,488.57/31,295.17
  6. Step 6: Final answer
    x = 23,666.00

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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.