Home / 15,792.76-23,680.42-6,430.38

Finding the Fourth Proportional to 15,792.76, 23,680.42 and 6,430.38

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Solution

The fourth proportional to 15,792.76, 23,680.42 and 6,430.38 is: 9,642.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,792.76 : 23,680.42 = 6,430.38 : x
  2. Step 2: Convert to fraction form
    15,792.76/23,680.42 = 6,430.38/x
  3. Step 3: Cross multiply
    15,792.76x = 23,680.42 × 6,430.38
  4. Step 4: Simplify right side
    15,792.76x = 152,274,099.16
  5. Step 5: Solve for x
    x = 152,274,099.16/15,792.76
  6. Step 6: Final answer
    x = 9,642.02

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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.