Home / 16,380.65-22,587.44-11,066.24

Finding the Fourth Proportional to 16,380.65, 22,587.44 and 11,066.24

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Solution

The fourth proportional to 16,380.65, 22,587.44 and 11,066.24 is: 15,259.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,380.65 : 22,587.44 = 11,066.24 : x
  2. Step 2: Convert to fraction form
    16,380.65/22,587.44 = 11,066.24/x
  3. Step 3: Cross multiply
    16,380.65x = 22,587.44 × 11,066.24
  4. Step 4: Simplify right side
    16,380.65x = 249,957,976.69
  5. Step 5: Solve for x
    x = 249,957,976.69/16,380.65
  6. Step 6: Final answer
    x = 15,259.34

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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.