Home / 50,742.66-70,023.43-28,082.60

Finding the Fourth Proportional to 50,742.66, 70,023.43 and 28,082.60

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Solution

The fourth proportional to 50,742.66, 70,023.43 and 28,082.60 is: 38,753.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,742.66 : 70,023.43 = 28,082.60 : x
  2. Step 2: Convert to fraction form
    50,742.66/70,023.43 = 28,082.60/x
  3. Step 3: Cross multiply
    50,742.66x = 70,023.43 × 28,082.60
  4. Step 4: Simplify right side
    50,742.66x = 1,966,439,975.32
  5. Step 5: Solve for x
    x = 1,966,439,975.32/50,742.66
  6. Step 6: Final answer
    x = 38,753.19

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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.