Home / 35,642.49-49,186.29-19,726.53

Finding the Fourth Proportional to 35,642.49, 49,186.29 and 19,726.53

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Solution

The fourth proportional to 35,642.49, 49,186.29 and 19,726.53 is: 27,222.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,642.49 : 49,186.29 = 19,726.53 : x
  2. Step 2: Convert to fraction form
    35,642.49/49,186.29 = 19,726.53/x
  3. Step 3: Cross multiply
    35,642.49x = 49,186.29 × 19,726.53
  4. Step 4: Simplify right side
    35,642.49x = 970,274,825.27
  5. Step 5: Solve for x
    x = 970,274,825.27/35,642.49
  6. Step 6: Final answer
    x = 27,222.42

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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.