Home / 11,818.16-17,634.65-10,577.04

Finding the Fourth Proportional to 11,818.16, 17,634.65 and 10,577.04

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Solution

The fourth proportional to 11,818.16, 17,634.65 and 10,577.04 is: 15,782.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818.16 : 17,634.65 = 10,577.04 : x
  2. Step 2: Convert to fraction form
    11,818.16/17,634.65 = 10,577.04/x
  3. Step 3: Cross multiply
    11,818.16x = 17,634.65 × 10,577.04
  4. Step 4: Simplify right side
    11,818.16x = 186,522,398.44
  5. Step 5: Solve for x
    x = 186,522,398.44/11,818.16
  6. Step 6: Final answer
    x = 15,782.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.