Home / 36,717.08-55,077.71-10,419.75

Finding the Fourth Proportional to 36,717.08, 55,077.71 and 10,419.75

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Solution

The fourth proportional to 36,717.08, 55,077.71 and 10,419.75 is: 15,630.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,717.08 : 55,077.71 = 10,419.75 : x
  2. Step 2: Convert to fraction form
    36,717.08/55,077.71 = 10,419.75/x
  3. Step 3: Cross multiply
    36,717.08x = 55,077.71 × 10,419.75
  4. Step 4: Simplify right side
    36,717.08x = 573,895,916.67
  5. Step 5: Solve for x
    x = 573,895,916.67/36,717.08
  6. Step 6: Final answer
    x = 15,630.22

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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.