Home / 27,967.28-38,594.30-15,220.26

Finding the Fourth Proportional to 27,967.28, 38,594.30 and 15,220.26

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Solution

The fourth proportional to 27,967.28, 38,594.30 and 15,220.26 is: 21,003.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,967.28 : 38,594.30 = 15,220.26 : x
  2. Step 2: Convert to fraction form
    27,967.28/38,594.30 = 15,220.26/x
  3. Step 3: Cross multiply
    27,967.28x = 38,594.30 × 15,220.26
  4. Step 4: Simplify right side
    27,967.28x = 587,415,280.52
  5. Step 5: Solve for x
    x = 587,415,280.52/27,967.28
  6. Step 6: Final answer
    x = 21,003.66

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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.