Home / 29,005.27-43,513.35-9,278.53

Finding the Fourth Proportional to 29,005.27, 43,513.35 and 9,278.53

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Solution

The fourth proportional to 29,005.27, 43,513.35 and 9,278.53 is: 13,919.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,005.27 : 43,513.35 = 9,278.53 : x
  2. Step 2: Convert to fraction form
    29,005.27/43,513.35 = 9,278.53/x
  3. Step 3: Cross multiply
    29,005.27x = 43,513.35 × 9,278.53
  4. Step 4: Simplify right side
    29,005.27x = 403,739,923.38
  5. Step 5: Solve for x
    x = 403,739,923.38/29,005.27
  6. Step 6: Final answer
    x = 13,919.54

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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.