Home / 16,730.12-23,087.14-9,657.72

Finding the Fourth Proportional to 16,730.12, 23,087.14 and 9,657.72

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Solution

The fourth proportional to 16,730.12, 23,087.14 and 9,657.72 is: 13,327.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730.12 : 23,087.14 = 9,657.72 : x
  2. Step 2: Convert to fraction form
    16,730.12/23,087.14 = 9,657.72/x
  3. Step 3: Cross multiply
    16,730.12x = 23,087.14 × 9,657.72
  4. Step 4: Simplify right side
    16,730.12x = 222,969,133.72
  5. Step 5: Solve for x
    x = 222,969,133.72/16,730.12
  6. Step 6: Final answer
    x = 13,327.41

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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.