Home / 35,781.66-49,374.45-19,862.01

Finding the Fourth Proportional to 35,781.66, 49,374.45 and 19,862.01

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Solution

The fourth proportional to 35,781.66, 49,374.45 and 19,862.01 is: 27,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,781.66 : 49,374.45 = 19,862.01 : x
  2. Step 2: Convert to fraction form
    35,781.66/49,374.45 = 19,862.01/x
  3. Step 3: Cross multiply
    35,781.66x = 49,374.45 × 19,862.01
  4. Step 4: Simplify right side
    35,781.66x = 980,675,819.64
  5. Step 5: Solve for x
    x = 980,675,819.64/35,781.66
  6. Step 6: Final answer
    x = 27,407.22

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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.