Home / 13,717.68-20,558.07-10,002.53

Finding the Fourth Proportional to 13,717.68, 20,558.07 and 10,002.53

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Solution

The fourth proportional to 13,717.68, 20,558.07 and 10,002.53 is: 14,990.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,717.68 : 20,558.07 = 10,002.53 : x
  2. Step 2: Convert to fraction form
    13,717.68/20,558.07 = 10,002.53/x
  3. Step 3: Cross multiply
    13,717.68x = 20,558.07 × 10,002.53
  4. Step 4: Simplify right side
    13,717.68x = 205,632,609.13
  5. Step 5: Solve for x
    x = 205,632,609.13/13,717.68
  6. Step 6: Final answer
    x = 14,990.33

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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.