Home / 23,217.67-34,792.35-13,720.22

Finding the Fourth Proportional to 23,217.67, 34,792.35 and 13,720.22

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Solution

The fourth proportional to 23,217.67, 34,792.35 and 13,720.22 is: 20,560.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,217.67 : 34,792.35 = 13,720.22 : x
  2. Step 2: Convert to fraction form
    23,217.67/34,792.35 = 13,720.22/x
  3. Step 3: Cross multiply
    23,217.67x = 34,792.35 × 13,720.22
  4. Step 4: Simplify right side
    23,217.67x = 477,358,522.36
  5. Step 5: Solve for x
    x = 477,358,522.36/23,217.67
  6. Step 6: Final answer
    x = 20,560.14

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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.