Home / 17,261.49-25,885.09-5,411.29

Finding the Fourth Proportional to 17,261.49, 25,885.09 and 5,411.29

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Solution

The fourth proportional to 17,261.49, 25,885.09 and 5,411.29 is: 8,114.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,261.49 : 25,885.09 = 5,411.29 : x
  2. Step 2: Convert to fraction form
    17,261.49/25,885.09 = 5,411.29/x
  3. Step 3: Cross multiply
    17,261.49x = 25,885.09 × 5,411.29
  4. Step 4: Simplify right side
    17,261.49x = 140,071,728.67
  5. Step 5: Solve for x
    x = 140,071,728.67/17,261.49
  6. Step 6: Final answer
    x = 8,114.70

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1.5x scale

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.