Home / 36,458.23-50,312.36-19,691.23

Finding the Fourth Proportional to 36,458.23, 50,312.36 and 19,691.23

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Solution

The fourth proportional to 36,458.23, 50,312.36 and 19,691.23 is: 27,173.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,458.23 : 50,312.36 = 19,691.23 : x
  2. Step 2: Convert to fraction form
    36,458.23/50,312.36 = 19,691.23/x
  3. Step 3: Cross multiply
    36,458.23x = 50,312.36 × 19,691.23
  4. Step 4: Simplify right side
    36,458.23x = 990,711,902.58
  5. Step 5: Solve for x
    x = 990,711,902.58/36,458.23
  6. Step 6: Final answer
    x = 27,173.89

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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.