Home / 50,574.22-69,792.38-28,218.22

Finding the Fourth Proportional to 50,574.22, 69,792.38 and 28,218.22

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Solution

The fourth proportional to 50,574.22, 69,792.38 and 28,218.22 is: 38,941.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,574.22 : 69,792.38 = 28,218.22 : x
  2. Step 2: Convert to fraction form
    50,574.22/69,792.38 = 28,218.22/x
  3. Step 3: Cross multiply
    50,574.22x = 69,792.38 × 28,218.22
  4. Step 4: Simplify right side
    50,574.22x = 1,969,416,733.16
  5. Step 5: Solve for x
    x = 1,969,416,733.16/50,574.22
  6. Step 6: Final answer
    x = 38,941.12

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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.