Home / 19,792.08-29,688.66-5,751.54

Finding the Fourth Proportional to 19,792.08, 29,688.66 and 5,751.54

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Solution

The fourth proportional to 19,792.08, 29,688.66 and 5,751.54 is: 8,627.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792.08 : 29,688.66 = 5,751.54 : x
  2. Step 2: Convert to fraction form
    19,792.08/29,688.66 = 5,751.54/x
  3. Step 3: Cross multiply
    19,792.08x = 29,688.66 × 5,751.54
  4. Step 4: Simplify right side
    19,792.08x = 170,755,515.54
  5. Step 5: Solve for x
    x = 170,755,515.54/19,792.08
  6. Step 6: Final answer
    x = 8,627.47

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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.