Home / 15,667.20-23,452.20-14,792.40

Finding the Fourth Proportional to 15,667.20, 23,452.20 and 14,792.40

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Solution

The fourth proportional to 15,667.20, 23,452.20 and 14,792.40 is: 22,142.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,667.20 : 23,452.20 = 14,792.40 : x
  2. Step 2: Convert to fraction form
    15,667.20/23,452.20 = 14,792.40/x
  3. Step 3: Cross multiply
    15,667.20x = 23,452.20 × 14,792.40
  4. Step 4: Simplify right side
    15,667.20x = 346,914,323.28
  5. Step 5: Solve for x
    x = 346,914,323.28/15,667.20
  6. Step 6: Final answer
    x = 22,142.71

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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.