Home / 28,204.60-42,306.90-26,476.60

Finding the Fourth Proportional to 28,204.60, 42,306.90 and 26,476.60

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Solution

The fourth proportional to 28,204.60, 42,306.90 and 26,476.60 is: 39,714.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,204.60 : 42,306.90 = 26,476.60 : x
  2. Step 2: Convert to fraction form
    28,204.60/42,306.90 = 26,476.60/x
  3. Step 3: Cross multiply
    28,204.60x = 42,306.90 × 26,476.60
  4. Step 4: Simplify right side
    28,204.60x = 1,120,142,868.54
  5. Step 5: Solve for x
    x = 1,120,142,868.54/28,204.60
  6. Step 6: Final answer
    x = 39,714.90

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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.