Home / 27,614.52-38,109.78-15,673.32

Finding the Fourth Proportional to 27,614.52, 38,109.78 and 15,673.32

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Solution

The fourth proportional to 27,614.52, 38,109.78 and 15,673.32 is: 21,630.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,614.52 : 38,109.78 = 15,673.32 : x
  2. Step 2: Convert to fraction form
    27,614.52/38,109.78 = 15,673.32/x
  3. Step 3: Cross multiply
    27,614.52x = 38,109.78 × 15,673.32
  4. Step 4: Simplify right side
    27,614.52x = 597,306,777.07
  5. Step 5: Solve for x
    x = 597,306,777.07/27,614.52
  6. Step 6: Final answer
    x = 21,630.17

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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.