Home / 35,228.80-52,851.12-11,854.56

Finding the Fourth Proportional to 35,228.80, 52,851.12 and 11,854.56

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Solution

The fourth proportional to 35,228.80, 52,851.12 and 11,854.56 is: 17,784.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,228.80 : 52,851.12 = 11,854.56 : x
  2. Step 2: Convert to fraction form
    35,228.80/52,851.12 = 11,854.56/x
  3. Step 3: Cross multiply
    35,228.80x = 52,851.12 × 11,854.56
  4. Step 4: Simplify right side
    35,228.80x = 626,526,773.11
  5. Step 5: Solve for x
    x = 626,526,773.11/35,228.80
  6. Step 6: Final answer
    x = 17,784.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.