Home / 15,531.32-23,297.74-4,439.65

Finding the Fourth Proportional to 15,531.32, 23,297.74 and 4,439.65

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Solution

The fourth proportional to 15,531.32, 23,297.74 and 4,439.65 is: 6,659.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,531.32 : 23,297.74 = 4,439.65 : x
  2. Step 2: Convert to fraction form
    15,531.32/23,297.74 = 4,439.65/x
  3. Step 3: Cross multiply
    15,531.32x = 23,297.74 × 4,439.65
  4. Step 4: Simplify right side
    15,531.32x = 103,433,811.39
  5. Step 5: Solve for x
    x = 103,433,811.39/15,531.32
  6. Step 6: Final answer
    x = 6,659.69

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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.