Home / 35,813.07-53,720.10-9,517.68

Finding the Fourth Proportional to 35,813.07, 53,720.10 and 9,517.68

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Solution

The fourth proportional to 35,813.07, 53,720.10 and 9,517.68 is: 14,276.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,813.07 : 53,720.10 = 9,517.68 : x
  2. Step 2: Convert to fraction form
    35,813.07/53,720.10 = 9,517.68/x
  3. Step 3: Cross multiply
    35,813.07x = 53,720.10 × 9,517.68
  4. Step 4: Simplify right side
    35,813.07x = 511,290,721.37
  5. Step 5: Solve for x
    x = 511,290,721.37/35,813.07
  6. Step 6: Final answer
    x = 14,276.65

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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.