Home / 23,478.64-32,399.05-12,867.52

Finding the Fourth Proportional to 23,478.64, 32,399.05 and 12,867.52

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Solution

The fourth proportional to 23,478.64, 32,399.05 and 12,867.52 is: 17,756.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,478.64 : 32,399.05 = 12,867.52 : x
  2. Step 2: Convert to fraction form
    23,478.64/32,399.05 = 12,867.52/x
  3. Step 3: Cross multiply
    23,478.64x = 32,399.05 × 12,867.52
  4. Step 4: Simplify right side
    23,478.64x = 416,895,197.52
  5. Step 5: Solve for x
    x = 416,895,197.52/23,478.64
  6. Step 6: Final answer
    x = 17,756.36

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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.