Home / 26,929-37,164.90-15,760.36

Finding the Fourth Proportional to 26,929, 37,164.90 and 15,760.36

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Solution

The fourth proportional to 26,929, 37,164.90 and 15,760.36 is: 21,750.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,929 : 37,164.90 = 15,760.36 : x
  2. Step 2: Convert to fraction form
    26,929/37,164.90 = 15,760.36/x
  3. Step 3: Cross multiply
    26,929x = 37,164.90 × 15,760.36
  4. Step 4: Simplify right side
    26,929x = 585,732,203.36
  5. Step 5: Solve for x
    x = 585,732,203.36/26,929
  6. Step 6: Final answer
    x = 21,750.98

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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.