Home / 44,778.06-67,165.47-13,612.50

Finding the Fourth Proportional to 44,778.06, 67,165.47 and 13,612.50

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Solution

The fourth proportional to 44,778.06, 67,165.47 and 13,612.50 is: 20,418.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,778.06 : 67,165.47 = 13,612.50 : x
  2. Step 2: Convert to fraction form
    44,778.06/67,165.47 = 13,612.50/x
  3. Step 3: Cross multiply
    44,778.06x = 67,165.47 × 13,612.50
  4. Step 4: Simplify right side
    44,778.06x = 914,289,960.38
  5. Step 5: Solve for x
    x = 914,289,960.38/44,778.06
  6. Step 6: Final answer
    x = 20,418.26

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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.