Home / 22,928.12-34,394.02-9,780.62

Finding the Fourth Proportional to 22,928.12, 34,394.02 and 9,780.62

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Solution

The fourth proportional to 22,928.12, 34,394.02 and 9,780.62 is: 14,671.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,928.12 : 34,394.02 = 9,780.62 : x
  2. Step 2: Convert to fraction form
    22,928.12/34,394.02 = 9,780.62/x
  3. Step 3: Cross multiply
    22,928.12x = 34,394.02 × 9,780.62
  4. Step 4: Simplify right side
    22,928.12x = 336,394,839.89
  5. Step 5: Solve for x
    x = 336,394,839.89/22,928.12
  6. Step 6: Final answer
    x = 14,671.71

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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.