Home / 50,960.80-70,330.32-28,304.16

Finding the Fourth Proportional to 50,960.80, 70,330.32 and 28,304.16

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Solution

The fourth proportional to 50,960.80, 70,330.32 and 28,304.16 is: 39,062.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,960.80 : 70,330.32 = 28,304.16 : x
  2. Step 2: Convert to fraction form
    50,960.80/70,330.32 = 28,304.16/x
  3. Step 3: Cross multiply
    50,960.80x = 70,330.32 × 28,304.16
  4. Step 4: Simplify right side
    50,960.80x = 1,990,640,630.13
  5. Step 5: Solve for x
    x = 1,990,640,630.13/50,960.80
  6. Step 6: Final answer
    x = 39,062.19

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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.