Home / 23,295.80-32,148.24-12,685.16

Finding the Fourth Proportional to 23,295.80, 32,148.24 and 12,685.16

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Solution

The fourth proportional to 23,295.80, 32,148.24 and 12,685.16 is: 17,505.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,295.80 : 32,148.24 = 12,685.16 : x
  2. Step 2: Convert to fraction form
    23,295.80/32,148.24 = 12,685.16/x
  3. Step 3: Cross multiply
    23,295.80x = 32,148.24 × 12,685.16
  4. Step 4: Simplify right side
    23,295.80x = 407,805,568.12
  5. Step 5: Solve for x
    x = 407,805,568.12/23,295.80
  6. Step 6: Final answer
    x = 17,505.54

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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.