Home / 27,086.38-37,402.28-17,031.64

Finding the Fourth Proportional to 27,086.38, 37,402.28 and 17,031.64

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Solution

The fourth proportional to 27,086.38, 37,402.28 and 17,031.64 is: 23,518.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,086.38 : 37,402.28 = 17,031.64 : x
  2. Step 2: Convert to fraction form
    27,086.38/37,402.28 = 17,031.64/x
  3. Step 3: Cross multiply
    27,086.38x = 37,402.28 × 17,031.64
  4. Step 4: Simplify right side
    27,086.38x = 637,022,168.14
  5. Step 5: Solve for x
    x = 637,022,168.14/27,086.38
  6. Step 6: Final answer
    x = 23,518.17

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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.