Home / 54,338.31-81,498.76-14,886.18

Finding the Fourth Proportional to 54,338.31, 81,498.76 and 14,886.18

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Solution

The fourth proportional to 54,338.31, 81,498.76 and 14,886.18 is: 22,326.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,338.31 : 81,498.76 = 14,886.18 : x
  2. Step 2: Convert to fraction form
    54,338.31/81,498.76 = 14,886.18/x
  3. Step 3: Cross multiply
    54,338.31x = 81,498.76 × 14,886.18
  4. Step 4: Simplify right side
    54,338.31x = 1,213,205,173.92
  5. Step 5: Solve for x
    x = 1,213,205,173.92/54,338.31
  6. Step 6: Final answer
    x = 22,326.88

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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.