Home / 16,718.73-23,070.96-9,165.08

Finding the Fourth Proportional to 16,718.73, 23,070.96 and 9,165.08

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Solution

The fourth proportional to 16,718.73, 23,070.96 and 9,165.08 is: 12,647.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,718.73 : 23,070.96 = 9,165.08 : x
  2. Step 2: Convert to fraction form
    16,718.73/23,070.96 = 9,165.08/x
  3. Step 3: Cross multiply
    16,718.73x = 23,070.96 × 9,165.08
  4. Step 4: Simplify right side
    16,718.73x = 211,447,078.72
  5. Step 5: Solve for x
    x = 211,447,078.72/16,718.73
  6. Step 6: Final answer
    x = 12,647.32

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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.