Home / 27,424.80-37,836.99-17,860.32

Finding the Fourth Proportional to 27,424.80, 37,836.99 and 17,860.32

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Solution

The fourth proportional to 27,424.80, 37,836.99 and 17,860.32 is: 24,641.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,424.80 : 37,836.99 = 17,860.32 : x
  2. Step 2: Convert to fraction form
    27,424.80/37,836.99 = 17,860.32/x
  3. Step 3: Cross multiply
    27,424.80x = 37,836.99 × 17,860.32
  4. Step 4: Simplify right side
    27,424.80x = 675,780,749.24
  5. Step 5: Solve for x
    x = 675,780,749.24/27,424.80
  6. Step 6: Final answer
    x = 24,641.23

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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.