Home / 35,093.40-52,642.86-11,719.92

Finding the Fourth Proportional to 35,093.40, 52,642.86 and 11,719.92

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Solution

The fourth proportional to 35,093.40, 52,642.86 and 11,719.92 is: 17,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,093.40 : 52,642.86 = 11,719.92 : x
  2. Step 2: Convert to fraction form
    35,093.40/52,642.86 = 11,719.92/x
  3. Step 3: Cross multiply
    35,093.40x = 52,642.86 × 11,719.92
  4. Step 4: Simplify right side
    35,093.40x = 616,970,107.77
  5. Step 5: Solve for x
    x = 616,970,107.77/35,093.40
  6. Step 6: Final answer
    x = 17,580.80

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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.