Home / 16,135.54-22,263.08-9,417.30

Finding the Fourth Proportional to 16,135.54, 22,263.08 and 9,417.30

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Solution

The fourth proportional to 16,135.54, 22,263.08 and 9,417.30 is: 12,993.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,135.54 : 22,263.08 = 9,417.30 : x
  2. Step 2: Convert to fraction form
    16,135.54/22,263.08 = 9,417.30/x
  3. Step 3: Cross multiply
    16,135.54x = 22,263.08 × 9,417.30
  4. Step 4: Simplify right side
    16,135.54x = 209,658,103.28
  5. Step 5: Solve for x
    x = 209,658,103.28/16,135.54
  6. Step 6: Final answer
    x = 12,993.56

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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.