Home / 27,939.26-38,557.58-17,332.31

Finding the Fourth Proportional to 27,939.26, 38,557.58 and 17,332.31

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Solution

The fourth proportional to 27,939.26, 38,557.58 and 17,332.31 is: 23,919.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,939.26 : 38,557.58 = 17,332.31 : x
  2. Step 2: Convert to fraction form
    27,939.26/38,557.58 = 17,332.31/x
  3. Step 3: Cross multiply
    27,939.26x = 38,557.58 × 17,332.31
  4. Step 4: Simplify right side
    27,939.26x = 668,291,929.41
  5. Step 5: Solve for x
    x = 668,291,929.41/27,939.26
  6. Step 6: Final answer
    x = 23,919.46

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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.