Home / 28,883.80-43,325.70-25,658.20

Finding the Fourth Proportional to 28,883.80, 43,325.70 and 25,658.20

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Solution

The fourth proportional to 28,883.80, 43,325.70 and 25,658.20 is: 38,487.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,883.80 : 43,325.70 = 25,658.20 : x
  2. Step 2: Convert to fraction form
    28,883.80/43,325.70 = 25,658.20/x
  3. Step 3: Cross multiply
    28,883.80x = 43,325.70 × 25,658.20
  4. Step 4: Simplify right side
    28,883.80x = 1,111,659,475.74
  5. Step 5: Solve for x
    x = 1,111,659,475.74/28,883.80
  6. Step 6: Final answer
    x = 38,487.30

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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.