Home / 42,003.20-62,907.60-26,256.80

Finding the Fourth Proportional to 42,003.20, 62,907.60 and 26,256.80

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Solution

The fourth proportional to 42,003.20, 62,907.60 and 26,256.80 is: 39,324.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,003.20 : 62,907.60 = 26,256.80 : x
  2. Step 2: Convert to fraction form
    42,003.20/62,907.60 = 26,256.80/x
  3. Step 3: Cross multiply
    42,003.20x = 62,907.60 × 26,256.80
  4. Step 4: Simplify right side
    42,003.20x = 1,651,752,271.68
  5. Step 5: Solve for x
    x = 1,651,752,271.68/42,003.20
  6. Step 6: Final answer
    x = 39,324.44

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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.