Home / 26,575.71-39,786.35-15,448.47

Finding the Fourth Proportional to 26,575.71, 39,786.35 and 15,448.47

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Solution

The fourth proportional to 26,575.71, 39,786.35 and 15,448.47 is: 23,127.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,575.71 : 39,786.35 = 15,448.47 : x
  2. Step 2: Convert to fraction form
    26,575.71/39,786.35 = 15,448.47/x
  3. Step 3: Cross multiply
    26,575.71x = 39,786.35 × 15,448.47
  4. Step 4: Simplify right side
    26,575.71x = 614,638,157.14
  5. Step 5: Solve for x
    x = 614,638,157.14/26,575.71
  6. Step 6: Final answer
    x = 23,127.82

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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.