Home / 14,872.70-22,305.54-5,011.76

Finding the Fourth Proportional to 14,872.70, 22,305.54 and 5,011.76

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Solution

The fourth proportional to 14,872.70, 22,305.54 and 5,011.76 is: 7,516.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,872.70 : 22,305.54 = 5,011.76 : x
  2. Step 2: Convert to fraction form
    14,872.70/22,305.54 = 5,011.76/x
  3. Step 3: Cross multiply
    14,872.70x = 22,305.54 × 5,011.76
  4. Step 4: Simplify right side
    14,872.70x = 111,790,013.15
  5. Step 5: Solve for x
    x = 111,790,013.15/14,872.70
  6. Step 6: Final answer
    x = 7,516.46

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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.