Home / 32,778.95-49,158.85-18,736.36

Finding the Fourth Proportional to 32,778.95, 49,158.85 and 18,736.36

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Solution

The fourth proportional to 32,778.95, 49,158.85 and 18,736.36 is: 28,099.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,778.95 : 49,158.85 = 18,736.36 : x
  2. Step 2: Convert to fraction form
    32,778.95/49,158.85 = 18,736.36/x
  3. Step 3: Cross multiply
    32,778.95x = 49,158.85 × 18,736.36
  4. Step 4: Simplify right side
    32,778.95x = 921,057,910.79
  5. Step 5: Solve for x
    x = 921,057,910.79/32,778.95
  6. Step 6: Final answer
    x = 28,099.07

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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.