Home / 37,886.82-52,281.75-21,754.95

Finding the Fourth Proportional to 37,886.82, 52,281.75 and 21,754.95

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Solution

The fourth proportional to 37,886.82, 52,281.75 and 21,754.95 is: 30,020.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,886.82 : 52,281.75 = 21,754.95 : x
  2. Step 2: Convert to fraction form
    37,886.82/52,281.75 = 21,754.95/x
  3. Step 3: Cross multiply
    37,886.82x = 52,281.75 × 21,754.95
  4. Step 4: Simplify right side
    37,886.82x = 1,137,386,857.16
  5. Step 5: Solve for x
    x = 1,137,386,857.16/37,886.82
  6. Step 6: Final answer
    x = 30,020.65

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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.