Home / 36,387.51-54,582.81-12,697.44

Finding the Fourth Proportional to 36,387.51, 54,582.81 and 12,697.44

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Solution

The fourth proportional to 36,387.51, 54,582.81 and 12,697.44 is: 19,046.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387.51 : 54,582.81 = 12,697.44 : x
  2. Step 2: Convert to fraction form
    36,387.51/54,582.81 = 12,697.44/x
  3. Step 3: Cross multiply
    36,387.51x = 54,582.81 × 12,697.44
  4. Step 4: Simplify right side
    36,387.51x = 693,061,955.01
  5. Step 5: Solve for x
    x = 693,061,955.01/36,387.51
  6. Step 6: Final answer
    x = 19,046.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.