Home / 40,891.88-61,344.48-14,589.56

Finding the Fourth Proportional to 40,891.88, 61,344.48 and 14,589.56

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Solution

The fourth proportional to 40,891.88, 61,344.48 and 14,589.56 is: 21,886.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,891.88 : 61,344.48 = 14,589.56 : x
  2. Step 2: Convert to fraction form
    40,891.88/61,344.48 = 14,589.56/x
  3. Step 3: Cross multiply
    40,891.88x = 61,344.48 × 14,589.56
  4. Step 4: Simplify right side
    40,891.88x = 894,988,971.63
  5. Step 5: Solve for x
    x = 894,988,971.63/40,891.88
  6. Step 6: Final answer
    x = 21,886.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.