Home / 36,880.86-55,345.90-19,127.89

Finding the Fourth Proportional to 36,880.86, 55,345.90 and 19,127.89

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Solution

The fourth proportional to 36,880.86, 55,345.90 and 19,127.89 is: 28,704.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,880.86 : 55,345.90 = 19,127.89 : x
  2. Step 2: Convert to fraction form
    36,880.86/55,345.90 = 19,127.89/x
  3. Step 3: Cross multiply
    36,880.86x = 55,345.90 × 19,127.89
  4. Step 4: Simplify right side
    36,880.86x = 1,058,650,053.15
  5. Step 5: Solve for x
    x = 1,058,650,053.15/36,880.86
  6. Step 6: Final answer
    x = 28,704.59

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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.