Home / 44,847.12-61,876.72-31,219.90

Finding the Fourth Proportional to 44,847.12, 61,876.72 and 31,219.90

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Solution

The fourth proportional to 44,847.12, 61,876.72 and 31,219.90 is: 43,074.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,847.12 : 61,876.72 = 31,219.90 : x
  2. Step 2: Convert to fraction form
    44,847.12/61,876.72 = 31,219.90/x
  3. Step 3: Cross multiply
    44,847.12x = 61,876.72 × 31,219.90
  4. Step 4: Simplify right side
    44,847.12x = 1,931,785,010.73
  5. Step 5: Solve for x
    x = 1,931,785,010.73/44,847.12
  6. Step 6: Final answer
    x = 43,074.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.