Home / 23,254.20-34,892.10-12,173.40

Finding the Fourth Proportional to 23,254.20, 34,892.10 and 12,173.40

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Solution

The fourth proportional to 23,254.20, 34,892.10 and 12,173.40 is: 18,265.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,254.20 : 34,892.10 = 12,173.40 : x
  2. Step 2: Convert to fraction form
    23,254.20/34,892.10 = 12,173.40/x
  3. Step 3: Cross multiply
    23,254.20x = 34,892.10 × 12,173.40
  4. Step 4: Simplify right side
    23,254.20x = 424,755,490.14
  5. Step 5: Solve for x
    x = 424,755,490.14/23,254.20
  6. Step 6: Final answer
    x = 18,265.75

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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.