Home / 26,561.10-36,642.15-15,932.46

Finding the Fourth Proportional to 26,561.10, 36,642.15 and 15,932.46

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Solution

The fourth proportional to 26,561.10, 36,642.15 and 15,932.46 is: 21,979.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,561.10 : 36,642.15 = 15,932.46 : x
  2. Step 2: Convert to fraction form
    26,561.10/36,642.15 = 15,932.46/x
  3. Step 3: Cross multiply
    26,561.10x = 36,642.15 × 15,932.46
  4. Step 4: Simplify right side
    26,561.10x = 583,799,589.19
  5. Step 5: Solve for x
    x = 583,799,589.19/26,561.10
  6. Step 6: Final answer
    x = 21,979.50

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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.