Home / 17,264.78-25,771.13-14,815.34

Finding the Fourth Proportional to 17,264.78, 25,771.13 and 14,815.34

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Solution

The fourth proportional to 17,264.78, 25,771.13 and 14,815.34 is: 22,114.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,264.78 : 25,771.13 = 14,815.34 : x
  2. Step 2: Convert to fraction form
    17,264.78/25,771.13 = 14,815.34/x
  3. Step 3: Cross multiply
    17,264.78x = 25,771.13 × 14,815.34
  4. Step 4: Simplify right side
    17,264.78x = 381,808,002.40
  5. Step 5: Solve for x
    x = 381,808,002.40/17,264.78
  6. Step 6: Final answer
    x = 22,114.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.