Home / 26,979.61-37,232.20-15,649.58

Finding the Fourth Proportional to 26,979.61, 37,232.20 and 15,649.58

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Solution

The fourth proportional to 26,979.61, 37,232.20 and 15,649.58 is: 21,596.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,979.61 : 37,232.20 = 15,649.58 : x
  2. Step 2: Convert to fraction form
    26,979.61/37,232.20 = 15,649.58/x
  3. Step 3: Cross multiply
    26,979.61x = 37,232.20 × 15,649.58
  4. Step 4: Simplify right side
    26,979.61x = 582,668,292.48
  5. Step 5: Solve for x
    x = 582,668,292.48/26,979.61
  6. Step 6: Final answer
    x = 21,596.62

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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.