Home / 35,821.96-49,434.76-19,691.03

Finding the Fourth Proportional to 35,821.96, 49,434.76 and 19,691.03

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Solution

The fourth proportional to 35,821.96, 49,434.76 and 19,691.03 is: 27,173.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,821.96 : 49,434.76 = 19,691.03 : x
  2. Step 2: Convert to fraction form
    35,821.96/49,434.76 = 19,691.03/x
  3. Step 3: Cross multiply
    35,821.96x = 49,434.76 × 19,691.03
  4. Step 4: Simplify right side
    35,821.96x = 973,421,243.75
  5. Step 5: Solve for x
    x = 973,421,243.75/35,821.96
  6. Step 6: Final answer
    x = 27,173.87

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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.