Home / 15,634.43-21,577.65-9,588.29

Finding the Fourth Proportional to 15,634.43, 21,577.65 and 9,588.29

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Solution

The fourth proportional to 15,634.43, 21,577.65 and 9,588.29 is: 13,233.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,634.43 : 21,577.65 = 9,588.29 : x
  2. Step 2: Convert to fraction form
    15,634.43/21,577.65 = 9,588.29/x
  3. Step 3: Cross multiply
    15,634.43x = 21,577.65 × 9,588.29
  4. Step 4: Simplify right side
    15,634.43x = 206,892,657.83
  5. Step 5: Solve for x
    x = 206,892,657.83/15,634.43
  6. Step 6: Final answer
    x = 13,233.15

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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.