Home / 14,896.16-22,278.60-8,639.97

Finding the Fourth Proportional to 14,896.16, 22,278.60 and 8,639.97

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Solution

The fourth proportional to 14,896.16, 22,278.60 and 8,639.97 is: 12,921.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,896.16 : 22,278.60 = 8,639.97 : x
  2. Step 2: Convert to fraction form
    14,896.16/22,278.60 = 8,639.97/x
  3. Step 3: Cross multiply
    14,896.16x = 22,278.60 × 8,639.97
  4. Step 4: Simplify right side
    14,896.16x = 192,486,435.64
  5. Step 5: Solve for x
    x = 192,486,435.64/14,896.16
  6. Step 6: Final answer
    x = 12,921.89

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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.