Home / 29,516.16-44,278.08-11,986.56

Finding the Fourth Proportional to 29,516.16, 44,278.08 and 11,986.56

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Solution

The fourth proportional to 29,516.16, 44,278.08 and 11,986.56 is: 17,981.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,516.16 : 44,278.08 = 11,986.56 : x
  2. Step 2: Convert to fraction form
    29,516.16/44,278.08 = 11,986.56/x
  3. Step 3: Cross multiply
    29,516.16x = 44,278.08 × 11,986.56
  4. Step 4: Simplify right side
    29,516.16x = 530,741,862.60
  5. Step 5: Solve for x
    x = 530,741,862.60/29,516.16
  6. Step 6: Final answer
    x = 17,981.40

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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.