Home / 14,510.72-21,757.56-4,644.92

Finding the Fourth Proportional to 14,510.72, 21,757.56 and 4,644.92

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Solution

The fourth proportional to 14,510.72, 21,757.56 and 4,644.92 is: 6,964.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,510.72 : 21,757.56 = 4,644.92 : x
  2. Step 2: Convert to fraction form
    14,510.72/21,757.56 = 4,644.92/x
  3. Step 3: Cross multiply
    14,510.72x = 21,757.56 × 4,644.92
  4. Step 4: Simplify right side
    14,510.72x = 101,062,016.81
  5. Step 5: Solve for x
    x = 101,062,016.81/14,510.72
  6. Step 6: Final answer
    x = 6,964.65

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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.