Home / 32,771.87-45,229.02-18,626.84

Finding the Fourth Proportional to 32,771.87, 45,229.02 and 18,626.84

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Solution

The fourth proportional to 32,771.87, 45,229.02 and 18,626.84 is: 25,707.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,771.87 : 45,229.02 = 18,626.84 : x
  2. Step 2: Convert to fraction form
    32,771.87/45,229.02 = 18,626.84/x
  3. Step 3: Cross multiply
    32,771.87x = 45,229.02 × 18,626.84
  4. Step 4: Simplify right side
    32,771.87x = 842,473,718.90
  5. Step 5: Solve for x
    x = 842,473,718.90/32,771.87
  6. Step 6: Final answer
    x = 25,707.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.