Home / 35,775.54-49,370.40-19,860.03

Finding the Fourth Proportional to 35,775.54, 49,370.40 and 19,860.03

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Solution

The fourth proportional to 35,775.54, 49,370.40 and 19,860.03 is: 27,406.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,775.54 : 49,370.40 = 19,860.03 : x
  2. Step 2: Convert to fraction form
    35,775.54/49,370.40 = 19,860.03/x
  3. Step 3: Cross multiply
    35,775.54x = 49,370.40 × 19,860.03
  4. Step 4: Simplify right side
    35,775.54x = 980,497,625.11
  5. Step 5: Solve for x
    x = 980,497,625.11/35,775.54
  6. Step 6: Final answer
    x = 27,406.93

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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.