Home / 16,244.41-22,417.29-9,171.28

Finding the Fourth Proportional to 16,244.41, 22,417.29 and 9,171.28

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Solution

The fourth proportional to 16,244.41, 22,417.29 and 9,171.28 is: 12,656.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,244.41 : 22,417.29 = 9,171.28 : x
  2. Step 2: Convert to fraction form
    16,244.41/22,417.29 = 9,171.28/x
  3. Step 3: Cross multiply
    16,244.41x = 22,417.29 × 9,171.28
  4. Step 4: Simplify right side
    16,244.41x = 205,595,293.10
  5. Step 5: Solve for x
    x = 205,595,293.10/16,244.41
  6. Step 6: Final answer
    x = 12,656.37

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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.