Home / 50,818.57-70,132.23-30,675.19

Finding the Fourth Proportional to 50,818.57, 70,132.23 and 30,675.19

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Solution

The fourth proportional to 50,818.57, 70,132.23 and 30,675.19 is: 42,333.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,818.57 : 70,132.23 = 30,675.19 : x
  2. Step 2: Convert to fraction form
    50,818.57/70,132.23 = 30,675.19/x
  3. Step 3: Cross multiply
    50,818.57x = 70,132.23 × 30,675.19
  4. Step 4: Simplify right side
    50,818.57x = 2,151,319,480.37
  5. Step 5: Solve for x
    x = 2,151,319,480.37/50,818.57
  6. Step 6: Final answer
    x = 42,333.33

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Double scale
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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.