Home / 16,214.80-22,345.84-11,730.96

Finding the Fourth Proportional to 16,214.80, 22,345.84 and 11,730.96

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Solution

The fourth proportional to 16,214.80, 22,345.84 and 11,730.96 is: 16,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,214.80 : 22,345.84 = 11,730.96 : x
  2. Step 2: Convert to fraction form
    16,214.80/22,345.84 = 11,730.96/x
  3. Step 3: Cross multiply
    16,214.80x = 22,345.84 × 11,730.96
  4. Step 4: Simplify right side
    16,214.80x = 262,138,155.21
  5. Step 5: Solve for x
    x = 262,138,155.21/16,214.80
  6. Step 6: Final answer
    x = 16,166.60

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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.