Home / 35,799.30-49,400.28-19,881.18

Finding the Fourth Proportional to 35,799.30, 49,400.28 and 19,881.18

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Solution

The fourth proportional to 35,799.30, 49,400.28 and 19,881.18 is: 27,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,799.30 : 49,400.28 = 19,881.18 : x
  2. Step 2: Convert to fraction form
    35,799.30/49,400.28 = 19,881.18/x
  3. Step 3: Cross multiply
    35,799.30x = 49,400.28 × 19,881.18
  4. Step 4: Simplify right side
    35,799.30x = 982,135,858.73
  5. Step 5: Solve for x
    x = 982,135,858.73/35,799.30
  6. Step 6: Final answer
    x = 27,434.50

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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.