Home / 23,680.32-35,515.60-8,888.64

Finding the Fourth Proportional to 23,680.32, 35,515.60 and 8,888.64

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Solution

The fourth proportional to 23,680.32, 35,515.60 and 8,888.64 is: 13,331.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,680.32 : 35,515.60 = 8,888.64 : x
  2. Step 2: Convert to fraction form
    23,680.32/35,515.60 = 8,888.64/x
  3. Step 3: Cross multiply
    23,680.32x = 35,515.60 × 8,888.64
  4. Step 4: Simplify right side
    23,680.32x = 315,685,382.78
  5. Step 5: Solve for x
    x = 315,685,382.78/23,680.32
  6. Step 6: Final answer
    x = 13,331.13

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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.