Home / 35,691.06-49,254-19,775.72

Finding the Fourth Proportional to 35,691.06, 49,254 and 19,775.72

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Solution

The fourth proportional to 35,691.06, 49,254 and 19,775.72 is: 27,290.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,691.06 : 49,254 = 19,775.72 : x
  2. Step 2: Convert to fraction form
    35,691.06/49,254 = 19,775.72/x
  3. Step 3: Cross multiply
    35,691.06x = 49,254 × 19,775.72
  4. Step 4: Simplify right side
    35,691.06x = 974,033,312.88
  5. Step 5: Solve for x
    x = 974,033,312.88/35,691.06
  6. Step 6: Final answer
    x = 27,290.68

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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.