Home / 23,295.39-32,147.64-12,685.04

Finding the Fourth Proportional to 23,295.39, 32,147.64 and 12,685.04

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Solution

The fourth proportional to 23,295.39, 32,147.64 and 12,685.04 is: 17,505.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,295.39 : 32,147.64 = 12,685.04 : x
  2. Step 2: Convert to fraction form
    23,295.39/32,147.64 = 12,685.04/x
  3. Step 3: Cross multiply
    23,295.39x = 32,147.64 × 12,685.04
  4. Step 4: Simplify right side
    23,295.39x = 407,793,938.57
  5. Step 5: Solve for x
    x = 407,793,938.57/23,295.39
  6. Step 6: Final answer
    x = 17,505.35

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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.