Home / 13,812.04-20,713.74-5,044.96

Finding the Fourth Proportional to 13,812.04, 20,713.74 and 5,044.96

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Solution

The fourth proportional to 13,812.04, 20,713.74 and 5,044.96 is: 7,565.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,812.04 : 20,713.74 = 5,044.96 : x
  2. Step 2: Convert to fraction form
    13,812.04/20,713.74 = 5,044.96/x
  3. Step 3: Cross multiply
    13,812.04x = 20,713.74 × 5,044.96
  4. Step 4: Simplify right side
    13,812.04x = 104,499,989.75
  5. Step 5: Solve for x
    x = 104,499,989.75/13,812.04
  6. Step 6: Final answer
    x = 7,565.86

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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.