Home / 49,636.52-68,514.36-31,779.62

Finding the Fourth Proportional to 49,636.52, 68,514.36 and 31,779.62

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Solution

The fourth proportional to 49,636.52, 68,514.36 and 31,779.62 is: 43,866.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,636.52 : 68,514.36 = 31,779.62 : x
  2. Step 2: Convert to fraction form
    49,636.52/68,514.36 = 31,779.62/x
  3. Step 3: Cross multiply
    49,636.52x = 68,514.36 × 31,779.62
  4. Step 4: Simplify right side
    49,636.52x = 2,177,360,325.34
  5. Step 5: Solve for x
    x = 2,177,360,325.34/49,636.52
  6. Step 6: Final answer
    x = 43,866.10

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1.5x scale

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.