Home / 32,919.04-49,378.56-18,120.34

Finding the Fourth Proportional to 32,919.04, 49,378.56 and 18,120.34

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Solution

The fourth proportional to 32,919.04, 49,378.56 and 18,120.34 is: 27,180.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,919.04 : 49,378.56 = 18,120.34 : x
  2. Step 2: Convert to fraction form
    32,919.04/49,378.56 = 18,120.34/x
  3. Step 3: Cross multiply
    32,919.04x = 49,378.56 × 18,120.34
  4. Step 4: Simplify right side
    32,919.04x = 894,755,958.42
  5. Step 5: Solve for x
    x = 894,755,958.42/32,919.04
  6. Step 6: Final answer
    x = 27,180.50

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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.