Home / 19,614.88-27,066.18-11,117.98

Finding the Fourth Proportional to 19,614.88, 27,066.18 and 11,117.98

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Solution

The fourth proportional to 19,614.88, 27,066.18 and 11,117.98 is: 15,341.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,614.88 : 27,066.18 = 11,117.98 : x
  2. Step 2: Convert to fraction form
    19,614.88/27,066.18 = 11,117.98/x
  3. Step 3: Cross multiply
    19,614.88x = 27,066.18 × 11,117.98
  4. Step 4: Simplify right side
    19,614.88x = 300,921,247.92
  5. Step 5: Solve for x
    x = 300,921,247.92/19,614.88
  6. Step 6: Final answer
    x = 15,341.48

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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.