Home / 31,847.77-43,873.95-22,269.75

Finding the Fourth Proportional to 31,847.77, 43,873.95 and 22,269.75

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Solution

The fourth proportional to 31,847.77, 43,873.95 and 22,269.75 is: 30,679.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,847.77 : 43,873.95 = 22,269.75 : x
  2. Step 2: Convert to fraction form
    31,847.77/43,873.95 = 22,269.75/x
  3. Step 3: Cross multiply
    31,847.77x = 43,873.95 × 22,269.75
  4. Step 4: Simplify right side
    31,847.77x = 977,061,898.01
  5. Step 5: Solve for x
    x = 977,061,898.01/31,847.77
  6. Step 6: Final answer
    x = 30,679.13

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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.