Home / 14,342.16-19,792.26-7,968.76

Finding the Fourth Proportional to 14,342.16, 19,792.26 and 7,968.76

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Solution

The fourth proportional to 14,342.16, 19,792.26 and 7,968.76 is: 10,996.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342.16 : 19,792.26 = 7,968.76 : x
  2. Step 2: Convert to fraction form
    14,342.16/19,792.26 = 7,968.76/x
  3. Step 3: Cross multiply
    14,342.16x = 19,792.26 × 7,968.76
  4. Step 4: Simplify right side
    14,342.16x = 157,719,769.80
  5. Step 5: Solve for x
    x = 157,719,769.80/14,342.16
  6. Step 6: Final answer
    x = 10,996.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.