Home / 35,885.14-49,521.21-19,969.66

Finding the Fourth Proportional to 35,885.14, 49,521.21 and 19,969.66

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Solution

The fourth proportional to 35,885.14, 49,521.21 and 19,969.66 is: 27,557.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,885.14 : 49,521.21 = 19,969.66 : x
  2. Step 2: Convert to fraction form
    35,885.14/49,521.21 = 19,969.66/x
  3. Step 3: Cross multiply
    35,885.14x = 49,521.21 × 19,969.66
  4. Step 4: Simplify right side
    35,885.14x = 988,921,726.49
  5. Step 5: Solve for x
    x = 988,921,726.49/35,885.14
  6. Step 6: Final answer
    x = 27,557.97

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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.