Home / 16,857.45-23,264.69-9,304.47

Finding the Fourth Proportional to 16,857.45, 23,264.69 and 9,304.47

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Solution

The fourth proportional to 16,857.45, 23,264.69 and 9,304.47 is: 12,840.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857.45 : 23,264.69 = 9,304.47 : x
  2. Step 2: Convert to fraction form
    16,857.45/23,264.69 = 9,304.47/x
  3. Step 3: Cross multiply
    16,857.45x = 23,264.69 × 9,304.47
  4. Step 4: Simplify right side
    16,857.45x = 216,465,563.64
  5. Step 5: Solve for x
    x = 216,465,563.64/16,857.45
  6. Step 6: Final answer
    x = 12,840.94

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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.