Home / 15,287.72-22,931.62-4,194.57

Finding the Fourth Proportional to 15,287.72, 22,931.62 and 4,194.57

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Solution

The fourth proportional to 15,287.72, 22,931.62 and 4,194.57 is: 6,291.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,287.72 : 22,931.62 = 4,194.57 : x
  2. Step 2: Convert to fraction form
    15,287.72/22,931.62 = 4,194.57/x
  3. Step 3: Cross multiply
    15,287.72x = 22,931.62 × 4,194.57
  4. Step 4: Simplify right side
    15,287.72x = 96,188,274.82
  5. Step 5: Solve for x
    x = 96,188,274.82/15,287.72
  6. Step 6: Final answer
    x = 6,291.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.