Home / 20,011.32-27,614.16-11,058.30

Finding the Fourth Proportional to 20,011.32, 27,614.16 and 11,058.30

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Solution

The fourth proportional to 20,011.32, 27,614.16 and 11,058.30 is: 15,259.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,011.32 : 27,614.16 = 11,058.30 : x
  2. Step 2: Convert to fraction form
    20,011.32/27,614.16 = 11,058.30/x
  3. Step 3: Cross multiply
    20,011.32x = 27,614.16 × 11,058.30
  4. Step 4: Simplify right side
    20,011.32x = 305,365,665.53
  5. Step 5: Solve for x
    x = 305,365,665.53/20,011.32
  6. Step 6: Final answer
    x = 15,259.65

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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.