Home / 19,587.20-27,010.44-16,763.96

Finding the Fourth Proportional to 19,587.20, 27,010.44 and 16,763.96

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Solution

The fourth proportional to 19,587.20, 27,010.44 and 16,763.96 is: 23,117.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587.20 : 27,010.44 = 16,763.96 : x
  2. Step 2: Convert to fraction form
    19,587.20/27,010.44 = 16,763.96/x
  3. Step 3: Cross multiply
    19,587.20x = 27,010.44 × 16,763.96
  4. Step 4: Simplify right side
    19,587.20x = 452,801,935.74
  5. Step 5: Solve for x
    x = 452,801,935.74/19,587.20
  6. Step 6: Final answer
    x = 23,117.24

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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.