Home / 53,498.32-80,291.99-28,206.88

Finding the Fourth Proportional to 53,498.32, 80,291.99 and 28,206.88

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Solution

The fourth proportional to 53,498.32, 80,291.99 and 28,206.88 is: 42,333.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,498.32 : 80,291.99 = 28,206.88 : x
  2. Step 2: Convert to fraction form
    53,498.32/80,291.99 = 28,206.88/x
  3. Step 3: Cross multiply
    53,498.32x = 80,291.99 × 28,206.88
  4. Step 4: Simplify right side
    53,498.32x = 2,264,786,396.68
  5. Step 5: Solve for x
    x = 2,264,786,396.68/53,498.32
  6. Step 6: Final answer
    x = 42,333.79

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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.