Home / 29,690.34-40,976.46-17,115.18

Finding the Fourth Proportional to 29,690.34, 40,976.46 and 17,115.18

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Solution

The fourth proportional to 29,690.34, 40,976.46 and 17,115.18 is: 23,621.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,690.34 : 40,976.46 = 17,115.18 : x
  2. Step 2: Convert to fraction form
    29,690.34/40,976.46 = 17,115.18/x
  3. Step 3: Cross multiply
    29,690.34x = 40,976.46 × 17,115.18
  4. Step 4: Simplify right side
    29,690.34x = 701,319,488.66
  5. Step 5: Solve for x
    x = 701,319,488.66/29,690.34
  6. Step 6: Final answer
    x = 23,621.13

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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.