Home / 11,827.64-17,666.05-10,700.17

Finding the Fourth Proportional to 11,827.64, 17,666.05 and 10,700.17

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Solution

The fourth proportional to 11,827.64, 17,666.05 and 10,700.17 is: 15,982.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,827.64 : 17,666.05 = 10,700.17 : x
  2. Step 2: Convert to fraction form
    11,827.64/17,666.05 = 10,700.17/x
  3. Step 3: Cross multiply
    11,827.64x = 17,666.05 × 10,700.17
  4. Step 4: Simplify right side
    11,827.64x = 189,029,755.94
  5. Step 5: Solve for x
    x = 189,029,755.94/11,827.64
  6. Step 6: Final answer
    x = 15,982.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.