Home / 35,691.76-49,254.66-19,776.48

Finding the Fourth Proportional to 35,691.76, 49,254.66 and 19,776.48

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Solution

The fourth proportional to 35,691.76, 49,254.66 and 19,776.48 is: 27,291.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,691.76 : 49,254.66 = 19,776.48 : x
  2. Step 2: Convert to fraction form
    35,691.76/49,254.66 = 19,776.48/x
  3. Step 3: Cross multiply
    35,691.76x = 49,254.66 × 19,776.48
  4. Step 4: Simplify right side
    35,691.76x = 974,083,798.40
  5. Step 5: Solve for x
    x = 974,083,798.40/35,691.76
  6. Step 6: Final answer
    x = 27,291.56

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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.