Home / 27,310.16-40,965.23-15,615.18

Finding the Fourth Proportional to 27,310.16, 40,965.23 and 15,615.18

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Solution

The fourth proportional to 27,310.16, 40,965.23 and 15,615.18 is: 23,422.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,310.16 : 40,965.23 = 15,615.18 : x
  2. Step 2: Convert to fraction form
    27,310.16/40,965.23 = 15,615.18/x
  3. Step 3: Cross multiply
    27,310.16x = 40,965.23 × 15,615.18
  4. Step 4: Simplify right side
    27,310.16x = 639,679,479.23
  5. Step 5: Solve for x
    x = 639,679,479.23/27,310.16
  6. Step 6: Final answer
    x = 23,422.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.