Home / 35,881.68-49,517.08-19,750.80

Finding the Fourth Proportional to 35,881.68, 49,517.08 and 19,750.80

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Solution

The fourth proportional to 35,881.68, 49,517.08 and 19,750.80 is: 27,256.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,881.68 : 49,517.08 = 19,750.80 : x
  2. Step 2: Convert to fraction form
    35,881.68/49,517.08 = 19,750.80/x
  3. Step 3: Cross multiply
    35,881.68x = 49,517.08 × 19,750.80
  4. Step 4: Simplify right side
    35,881.68x = 978,001,943.66
  5. Step 5: Solve for x
    x = 978,001,943.66/35,881.68
  6. Step 6: Final answer
    x = 27,256.30

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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.