Home / 28,455.30-42,596.55-25,344.90

Finding the Fourth Proportional to 28,455.30, 42,596.55 and 25,344.90

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Solution

The fourth proportional to 28,455.30, 42,596.55 and 25,344.90 is: 37,940.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,455.30 : 42,596.55 = 25,344.90 : x
  2. Step 2: Convert to fraction form
    28,455.30/42,596.55 = 25,344.90/x
  3. Step 3: Cross multiply
    28,455.30x = 42,596.55 × 25,344.90
  4. Step 4: Simplify right side
    28,455.30x = 1,079,605,300.10
  5. Step 5: Solve for x
    x = 1,079,605,300.10/28,455.30
  6. Step 6: Final answer
    x = 37,940.39

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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.