Home / 28,264.25-42,181.71-27,119.89

Finding the Fourth Proportional to 28,264.25, 42,181.71 and 27,119.89

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Solution

The fourth proportional to 28,264.25, 42,181.71 and 27,119.89 is: 40,473.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,264.25 : 42,181.71 = 27,119.89 : x
  2. Step 2: Convert to fraction form
    28,264.25/42,181.71 = 27,119.89/x
  3. Step 3: Cross multiply
    28,264.25x = 42,181.71 × 27,119.89
  4. Step 4: Simplify right side
    28,264.25x = 1,143,963,124.30
  5. Step 5: Solve for x
    x = 1,143,963,124.30/28,264.25
  6. Step 6: Final answer
    x = 40,473.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.