Home / 28,346.56-42,506.88-9,874.24

Finding the Fourth Proportional to 28,346.56, 42,506.88 and 9,874.24

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Solution

The fourth proportional to 28,346.56, 42,506.88 and 9,874.24 is: 14,806.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,346.56 : 42,506.88 = 9,874.24 : x
  2. Step 2: Convert to fraction form
    28,346.56/42,506.88 = 9,874.24/x
  3. Step 3: Cross multiply
    28,346.56x = 42,506.88 × 9,874.24
  4. Step 4: Simplify right side
    28,346.56x = 419,723,134.77
  5. Step 5: Solve for x
    x = 419,723,134.77/28,346.56
  6. Step 6: Final answer
    x = 14,806.85

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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.