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Finding the Fourth Proportional to 17,343.92, 23,944.92 and 11,386.01

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Solution

The fourth proportional to 17,343.92, 23,944.92 and 11,386.01 is: 15,719.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,343.92 : 23,944.92 = 11,386.01 : x
  2. Step 2: Convert to fraction form
    17,343.92/23,944.92 = 11,386.01/x
  3. Step 3: Cross multiply
    17,343.92x = 23,944.92 × 11,386.01
  4. Step 4: Simplify right side
    17,343.92x = 272,637,098.57
  5. Step 5: Solve for x
    x = 272,637,098.57/17,343.92
  6. Step 6: Final answer
    x = 15,719.46

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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.