Home / 45,440.29-68,168.18-15,451.39

Finding the Fourth Proportional to 45,440.29, 68,168.18 and 15,451.39

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Solution

The fourth proportional to 45,440.29, 68,168.18 and 15,451.39 is: 23,179.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,440.29 : 68,168.18 = 15,451.39 : x
  2. Step 2: Convert to fraction form
    45,440.29/68,168.18 = 15,451.39/x
  3. Step 3: Cross multiply
    45,440.29x = 68,168.18 × 15,451.39
  4. Step 4: Simplify right side
    45,440.29x = 1,053,293,057.51
  5. Step 5: Solve for x
    x = 1,053,293,057.51/45,440.29
  6. Step 6: Final answer
    x = 23,179.72

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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.