Home / 28,857.47-43,355.55-27,264.30

Finding the Fourth Proportional to 28,857.47, 43,355.55 and 27,264.30

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Solution

The fourth proportional to 28,857.47, 43,355.55 and 27,264.30 is: 40,961.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,857.47 : 43,355.55 = 27,264.30 : x
  2. Step 2: Convert to fraction form
    28,857.47/43,355.55 = 27,264.30/x
  3. Step 3: Cross multiply
    28,857.47x = 43,355.55 × 27,264.30
  4. Step 4: Simplify right side
    28,857.47x = 1,182,058,661.52
  5. Step 5: Solve for x
    x = 1,182,058,661.52/28,857.47
  6. Step 6: Final answer
    x = 40,961.97

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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.