Home / 18,056.62-27,088.57-10,666.38

Finding the Fourth Proportional to 18,056.62, 27,088.57 and 10,666.38

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Solution

The fourth proportional to 18,056.62, 27,088.57 and 10,666.38 is: 16,001.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,056.62 : 27,088.57 = 10,666.38 : x
  2. Step 2: Convert to fraction form
    18,056.62/27,088.57 = 10,666.38/x
  3. Step 3: Cross multiply
    18,056.62x = 27,088.57 × 10,666.38
  4. Step 4: Simplify right side
    18,056.62x = 288,936,981.28
  5. Step 5: Solve for x
    x = 288,936,981.28/18,056.62
  6. Step 6: Final answer
    x = 16,001.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.