Home / 17,736.97-24,476.55-9,779.06

Finding the Fourth Proportional to 17,736.97, 24,476.55 and 9,779.06

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Solution

The fourth proportional to 17,736.97, 24,476.55 and 9,779.06 is: 13,494.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,736.97 : 24,476.55 = 9,779.06 : x
  2. Step 2: Convert to fraction form
    17,736.97/24,476.55 = 9,779.06/x
  3. Step 3: Cross multiply
    17,736.97x = 24,476.55 × 9,779.06
  4. Step 4: Simplify right side
    17,736.97x = 239,357,651.04
  5. Step 5: Solve for x
    x = 239,357,651.04/17,736.97
  6. Step 6: Final answer
    x = 13,494.84

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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.