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Finding the Fourth Proportional to 15,062.44, 22,578.78 and 6,303.40

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Solution

The fourth proportional to 15,062.44, 22,578.78 and 6,303.40 is: 9,448.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,062.44 : 22,578.78 = 6,303.40 : x
  2. Step 2: Convert to fraction form
    15,062.44/22,578.78 = 6,303.40/x
  3. Step 3: Cross multiply
    15,062.44x = 22,578.78 × 6,303.40
  4. Step 4: Simplify right side
    15,062.44x = 142,323,081.85
  5. Step 5: Solve for x
    x = 142,323,081.85/15,062.44
  6. Step 6: Final answer
    x = 9,448.87

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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.