Home / 52,894.13-79,340.35-21,303.44

Finding the Fourth Proportional to 52,894.13, 79,340.35 and 21,303.44

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Solution

The fourth proportional to 52,894.13, 79,340.35 and 21,303.44 is: 31,954.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,894.13 : 79,340.35 = 21,303.44 : x
  2. Step 2: Convert to fraction form
    52,894.13/79,340.35 = 21,303.44/x
  3. Step 3: Cross multiply
    52,894.13x = 79,340.35 × 21,303.44
  4. Step 4: Simplify right side
    52,894.13x = 1,690,222,385.80
  5. Step 5: Solve for x
    x = 1,690,222,385.80/52,894.13
  6. Step 6: Final answer
    x = 31,954.82

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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.