Home / 53,476.52-80,191.09-28,511.92

Finding the Fourth Proportional to 53,476.52, 80,191.09 and 28,511.92

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Solution

The fourth proportional to 53,476.52, 80,191.09 and 28,511.92 is: 42,755.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,476.52 : 80,191.09 = 28,511.92 : x
  2. Step 2: Convert to fraction form
    53,476.52/80,191.09 = 28,511.92/x
  3. Step 3: Cross multiply
    53,476.52x = 80,191.09 × 28,511.92
  4. Step 4: Simplify right side
    53,476.52x = 2,286,401,399.28
  5. Step 5: Solve for x
    x = 2,286,401,399.28/53,476.52
  6. Step 6: Final answer
    x = 42,755.24

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1.5x scale

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.