Home / 23,105.12-34,673.05-12,577.79

Finding the Fourth Proportional to 23,105.12, 34,673.05 and 12,577.79

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Solution

The fourth proportional to 23,105.12, 34,673.05 and 12,577.79 is: 18,875.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,105.12 : 34,673.05 = 12,577.79 : x
  2. Step 2: Convert to fraction form
    23,105.12/34,673.05 = 12,577.79/x
  3. Step 3: Cross multiply
    23,105.12x = 34,673.05 × 12,577.79
  4. Step 4: Simplify right side
    23,105.12x = 436,110,341.56
  5. Step 5: Solve for x
    x = 436,110,341.56/23,105.12
  6. Step 6: Final answer
    x = 18,875.06

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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.