Home / 33,741.60-50,612.40-28,492.80

Finding the Fourth Proportional to 33,741.60, 50,612.40 and 28,492.80

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Solution

The fourth proportional to 33,741.60, 50,612.40 and 28,492.80 is: 42,739.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,741.60 : 50,612.40 = 28,492.80 : x
  2. Step 2: Convert to fraction form
    33,741.60/50,612.40 = 28,492.80/x
  3. Step 3: Cross multiply
    33,741.60x = 50,612.40 × 28,492.80
  4. Step 4: Simplify right side
    33,741.60x = 1,442,088,990.72
  5. Step 5: Solve for x
    x = 1,442,088,990.72/33,741.60
  6. Step 6: Final answer
    x = 42,739.20

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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.