Home / 23,035.42-34,553.13-12,712.78

Finding the Fourth Proportional to 23,035.42, 34,553.13 and 12,712.78

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Solution

The fourth proportional to 23,035.42, 34,553.13 and 12,712.78 is: 19,069.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,035.42 : 34,553.13 = 12,712.78 : x
  2. Step 2: Convert to fraction form
    23,035.42/34,553.13 = 12,712.78/x
  3. Step 3: Cross multiply
    23,035.42x = 34,553.13 × 12,712.78
  4. Step 4: Simplify right side
    23,035.42x = 439,266,340.00
  5. Step 5: Solve for x
    x = 439,266,340.00/23,035.42
  6. Step 6: Final answer
    x = 19,069.17

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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.