Home / 35,643.26-49,186.96-19,726.76

Finding the Fourth Proportional to 35,643.26, 49,186.96 and 19,726.76

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Solution

The fourth proportional to 35,643.26, 49,186.96 and 19,726.76 is: 27,222.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,643.26 : 49,186.96 = 19,726.76 : x
  2. Step 2: Convert to fraction form
    35,643.26/49,186.96 = 19,726.76/x
  3. Step 3: Cross multiply
    35,643.26x = 49,186.96 × 19,726.76
  4. Step 4: Simplify right side
    35,643.26x = 970,299,059.80
  5. Step 5: Solve for x
    x = 970,299,059.80/35,643.26
  6. Step 6: Final answer
    x = 27,222.52

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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.