Home / 17,410.68-23,972.11-15,364.47

Finding the Fourth Proportional to 17,410.68, 23,972.11 and 15,364.47

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Solution

The fourth proportional to 17,410.68, 23,972.11 and 15,364.47 is: 21,154.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,410.68 : 23,972.11 = 15,364.47 : x
  2. Step 2: Convert to fraction form
    17,410.68/23,972.11 = 15,364.47/x
  3. Step 3: Cross multiply
    17,410.68x = 23,972.11 × 15,364.47
  4. Step 4: Simplify right side
    17,410.68x = 368,318,764.93
  5. Step 5: Solve for x
    x = 368,318,764.93/17,410.68
  6. Step 6: Final answer
    x = 21,154.76

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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.