Home / 27,124.47-37,433.88-15,188.31

Finding the Fourth Proportional to 27,124.47, 37,433.88 and 15,188.31

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Solution

The fourth proportional to 27,124.47, 37,433.88 and 15,188.31 is: 20,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,124.47 : 37,433.88 = 15,188.31 : x
  2. Step 2: Convert to fraction form
    27,124.47/37,433.88 = 15,188.31/x
  3. Step 3: Cross multiply
    27,124.47x = 37,433.88 × 15,188.31
  4. Step 4: Simplify right side
    27,124.47x = 568,557,373.94
  5. Step 5: Solve for x
    x = 568,557,373.94/27,124.47
  6. Step 6: Final answer
    x = 20,961.05

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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.