Home / 53,426.88-80,144.91-13,983.93

Finding the Fourth Proportional to 53,426.88, 80,144.91 and 13,983.93

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Solution

The fourth proportional to 53,426.88, 80,144.91 and 13,983.93 is: 20,977.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,426.88 : 80,144.91 = 13,983.93 : x
  2. Step 2: Convert to fraction form
    53,426.88/80,144.91 = 13,983.93/x
  3. Step 3: Cross multiply
    53,426.88x = 80,144.91 × 13,983.93
  4. Step 4: Simplify right side
    53,426.88x = 1,120,740,811.30
  5. Step 5: Solve for x
    x = 1,120,740,811.30/53,426.88
  6. Step 6: Final answer
    x = 20,977.10

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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.