Home / 17,871.36-26,811.54-10,482

Finding the Fourth Proportional to 17,871.36, 26,811.54 and 10,482

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Solution

The fourth proportional to 17,871.36, 26,811.54 and 10,482 is: 15,725.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,871.36 : 26,811.54 = 10,482 : x
  2. Step 2: Convert to fraction form
    17,871.36/26,811.54 = 10,482/x
  3. Step 3: Cross multiply
    17,871.36x = 26,811.54 × 10,482
  4. Step 4: Simplify right side
    17,871.36x = 281,038,562.28
  5. Step 5: Solve for x
    x = 281,038,562.28/17,871.36
  6. Step 6: Final answer
    x = 15,725.64

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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.