Home / 13,846.18-20,756.92-5,079.06

Finding the Fourth Proportional to 13,846.18, 20,756.92 and 5,079.06

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Solution

The fourth proportional to 13,846.18, 20,756.92 and 5,079.06 is: 7,614.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,846.18 : 20,756.92 = 5,079.06 : x
  2. Step 2: Convert to fraction form
    13,846.18/20,756.92 = 5,079.06/x
  3. Step 3: Cross multiply
    13,846.18x = 20,756.92 × 5,079.06
  4. Step 4: Simplify right side
    13,846.18x = 105,425,642.10
  5. Step 5: Solve for x
    x = 105,425,642.10/13,846.18
  6. Step 6: Final answer
    x = 7,614.06

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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.