Home / 26,549.80-36,635.34-15,648.64

Finding the Fourth Proportional to 26,549.80, 36,635.34 and 15,648.64

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Solution

The fourth proportional to 26,549.80, 36,635.34 and 15,648.64 is: 21,593.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,549.80 : 36,635.34 = 15,648.64 : x
  2. Step 2: Convert to fraction form
    26,549.80/36,635.34 = 15,648.64/x
  3. Step 3: Cross multiply
    26,549.80x = 36,635.34 × 15,648.64
  4. Step 4: Simplify right side
    26,549.80x = 573,293,246.94
  5. Step 5: Solve for x
    x = 573,293,246.94/26,549.80
  6. Step 6: Final answer
    x = 21,593.13

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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.