Home / 16,381.15-22,588.13-11,066.74

Finding the Fourth Proportional to 16,381.15, 22,588.13 and 11,066.74

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Solution

The fourth proportional to 16,381.15, 22,588.13 and 11,066.74 is: 15,260.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,381.15 : 22,588.13 = 11,066.74 : x
  2. Step 2: Convert to fraction form
    16,381.15/22,588.13 = 11,066.74/x
  3. Step 3: Cross multiply
    16,381.15x = 22,588.13 × 11,066.74
  4. Step 4: Simplify right side
    16,381.15x = 249,976,906.46
  5. Step 5: Solve for x
    x = 249,976,906.46/16,381.15
  6. Step 6: Final answer
    x = 15,260.03

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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.