Home / 16,540.16-22,825.20-9,466.40

Finding the Fourth Proportional to 16,540.16, 22,825.20 and 9,466.40

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Solution

The fourth proportional to 16,540.16, 22,825.20 and 9,466.40 is: 13,063.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,540.16 : 22,825.20 = 9,466.40 : x
  2. Step 2: Convert to fraction form
    16,540.16/22,825.20 = 9,466.40/x
  3. Step 3: Cross multiply
    16,540.16x = 22,825.20 × 9,466.40
  4. Step 4: Simplify right side
    16,540.16x = 216,072,473.28
  5. Step 5: Solve for x
    x = 216,072,473.28/16,540.16
  6. Step 6: Final answer
    x = 13,063.51

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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.