Home / 16,276.77-22,449.62-11,815.29

Finding the Fourth Proportional to 16,276.77, 22,449.62 and 11,815.29

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Solution

The fourth proportional to 16,276.77, 22,449.62 and 11,815.29 is: 16,296.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,276.77 : 22,449.62 = 11,815.29 : x
  2. Step 2: Convert to fraction form
    16,276.77/22,449.62 = 11,815.29/x
  3. Step 3: Cross multiply
    16,276.77x = 22,449.62 × 11,815.29
  4. Step 4: Simplify right side
    16,276.77x = 265,248,800.23
  5. Step 5: Solve for x
    x = 265,248,800.23/16,276.77
  6. Step 6: Final answer
    x = 16,296.16

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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.