Home / 36,888.72-50,891.40-25,717.20

Finding the Fourth Proportional to 36,888.72, 50,891.40 and 25,717.20

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Solution

The fourth proportional to 36,888.72, 50,891.40 and 25,717.20 is: 35,479.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,888.72 : 50,891.40 = 25,717.20 : x
  2. Step 2: Convert to fraction form
    36,888.72/50,891.40 = 25,717.20/x
  3. Step 3: Cross multiply
    36,888.72x = 50,891.40 × 25,717.20
  4. Step 4: Simplify right side
    36,888.72x = 1,308,784,312.08
  5. Step 5: Solve for x
    x = 1,308,784,312.08/36,888.72
  6. Step 6: Final answer
    x = 35,479.26

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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.