Home / 28,010.64-42,014.85-6,950.73

Finding the Fourth Proportional to 28,010.64, 42,014.85 and 6,950.73

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Solution

The fourth proportional to 28,010.64, 42,014.85 and 6,950.73 is: 10,425.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,010.64 : 42,014.85 = 6,950.73 : x
  2. Step 2: Convert to fraction form
    28,010.64/42,014.85 = 6,950.73/x
  3. Step 3: Cross multiply
    28,010.64x = 42,014.85 × 6,950.73
  4. Step 4: Simplify right side
    28,010.64x = 292,033,878.34
  5. Step 5: Solve for x
    x = 292,033,878.34/28,010.64
  6. Step 6: Final answer
    x = 10,425.82

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Similar ratio
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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.