Home / 52,774.20-72,828.51-28,575.19

Finding the Fourth Proportional to 52,774.20, 72,828.51 and 28,575.19

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Solution

The fourth proportional to 52,774.20, 72,828.51 and 28,575.19 is: 39,433.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,774.20 : 72,828.51 = 28,575.19 : x
  2. Step 2: Convert to fraction form
    52,774.20/72,828.51 = 28,575.19/x
  3. Step 3: Cross multiply
    52,774.20x = 72,828.51 × 28,575.19
  4. Step 4: Simplify right side
    52,774.20x = 2,081,088,494.55
  5. Step 5: Solve for x
    x = 2,081,088,494.55/52,774.20
  6. Step 6: Final answer
    x = 39,433.82

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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.