Home / 52,827.12-79,211.52-21,684.24

Finding the Fourth Proportional to 52,827.12, 79,211.52 and 21,684.24

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Solution

The fourth proportional to 52,827.12, 79,211.52 and 21,684.24 is: 32,514.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,827.12 : 79,211.52 = 21,684.24 : x
  2. Step 2: Convert to fraction form
    52,827.12/79,211.52 = 21,684.24/x
  3. Step 3: Cross multiply
    52,827.12x = 79,211.52 × 21,684.24
  4. Step 4: Simplify right side
    52,827.12x = 1,717,641,610.44
  5. Step 5: Solve for x
    x = 1,717,641,610.44/52,827.12
  6. Step 6: Final answer
    x = 32,514.39

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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.