Home / 28,250.13-39,025.68-22,577.43

Finding the Fourth Proportional to 28,250.13, 39,025.68 and 22,577.43

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Solution

The fourth proportional to 28,250.13, 39,025.68 and 22,577.43 is: 31,189.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,250.13 : 39,025.68 = 22,577.43 : x
  2. Step 2: Convert to fraction form
    28,250.13/39,025.68 = 22,577.43/x
  3. Step 3: Cross multiply
    28,250.13x = 39,025.68 × 22,577.43
  4. Step 4: Simplify right side
    28,250.13x = 881,099,558.40
  5. Step 5: Solve for x
    x = 881,099,558.40/28,250.13
  6. Step 6: Final answer
    x = 31,189.22

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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.