Home / 49,113.88-73,670.30-21,010.12

Finding the Fourth Proportional to 49,113.88, 73,670.30 and 21,010.12

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Solution

The fourth proportional to 49,113.88, 73,670.30 and 21,010.12 is: 31,514.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,113.88 : 73,670.30 = 21,010.12 : x
  2. Step 2: Convert to fraction form
    49,113.88/73,670.30 = 21,010.12/x
  3. Step 3: Cross multiply
    49,113.88x = 73,670.30 × 21,010.12
  4. Step 4: Simplify right side
    49,113.88x = 1,547,821,843.44
  5. Step 5: Solve for x
    x = 1,547,821,843.44/49,113.88
  6. Step 6: Final answer
    x = 31,514.96

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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.