Home / 52,716.22-72,748.34-28,842.99

Finding the Fourth Proportional to 52,716.22, 72,748.34 and 28,842.99

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Solution

The fourth proportional to 52,716.22, 72,748.34 and 28,842.99 is: 39,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,716.22 : 72,748.34 = 28,842.99 : x
  2. Step 2: Convert to fraction form
    52,716.22/72,748.34 = 28,842.99/x
  3. Step 3: Cross multiply
    52,716.22x = 72,748.34 × 28,842.99
  4. Step 4: Simplify right side
    52,716.22x = 2,098,279,643.14
  5. Step 5: Solve for x
    x = 2,098,279,643.14/52,716.22
  6. Step 6: Final answer
    x = 39,803.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.