Home / 16,695.72-23,041.19-9,622.60

Finding the Fourth Proportional to 16,695.72, 23,041.19 and 9,622.60

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Solution

The fourth proportional to 16,695.72, 23,041.19 and 9,622.60 is: 13,279.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,695.72 : 23,041.19 = 9,622.60 : x
  2. Step 2: Convert to fraction form
    16,695.72/23,041.19 = 9,622.60/x
  3. Step 3: Cross multiply
    16,695.72x = 23,041.19 × 9,622.60
  4. Step 4: Simplify right side
    16,695.72x = 221,716,121.35
  5. Step 5: Solve for x
    x = 221,716,121.35/16,695.72
  6. Step 6: Final answer
    x = 13,279.82

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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.