Home / 14,711.68-20,301.26-7,997.25

Finding the Fourth Proportional to 14,711.68, 20,301.26 and 7,997.25

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Solution

The fourth proportional to 14,711.68, 20,301.26 and 7,997.25 is: 11,035.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,711.68 : 20,301.26 = 7,997.25 : x
  2. Step 2: Convert to fraction form
    14,711.68/20,301.26 = 7,997.25/x
  3. Step 3: Cross multiply
    14,711.68x = 20,301.26 × 7,997.25
  4. Step 4: Simplify right side
    14,711.68x = 162,354,271.53
  5. Step 5: Solve for x
    x = 162,354,271.53/14,711.68
  6. Step 6: Final answer
    x = 11,035.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.