Home / 16,717.98-23,071.08-9,165.04

Finding the Fourth Proportional to 16,717.98, 23,071.08 and 9,165.04

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Solution

The fourth proportional to 16,717.98, 23,071.08 and 9,165.04 is: 12,647.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,717.98 : 23,071.08 = 9,165.04 : x
  2. Step 2: Convert to fraction form
    16,717.98/23,071.08 = 9,165.04/x
  3. Step 3: Cross multiply
    16,717.98x = 23,071.08 × 9,165.04
  4. Step 4: Simplify right side
    16,717.98x = 211,447,371.04
  5. Step 5: Solve for x
    x = 211,447,371.04/16,717.98
  6. Step 6: Final answer
    x = 12,647.90

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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.