Home / 52,813.94-79,165.20-19,512.68

Finding the Fourth Proportional to 52,813.94, 79,165.20 and 19,512.68

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Solution

The fourth proportional to 52,813.94, 79,165.20 and 19,512.68 is: 29,248.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,813.94 : 79,165.20 = 19,512.68 : x
  2. Step 2: Convert to fraction form
    52,813.94/79,165.20 = 19,512.68/x
  3. Step 3: Cross multiply
    52,813.94x = 79,165.20 × 19,512.68
  4. Step 4: Simplify right side
    52,813.94x = 1,544,725,214.74
  5. Step 5: Solve for x
    x = 1,544,725,214.74/52,813.94
  6. Step 6: Final answer
    x = 29,248.44

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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.