Home / 27,734.50-38,274.56-15,160.06

Finding the Fourth Proportional to 27,734.50, 38,274.56 and 15,160.06

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Solution

The fourth proportional to 27,734.50, 38,274.56 and 15,160.06 is: 20,921.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,734.50 : 38,274.56 = 15,160.06 : x
  2. Step 2: Convert to fraction form
    27,734.50/38,274.56 = 15,160.06/x
  3. Step 3: Cross multiply
    27,734.50x = 38,274.56 × 15,160.06
  4. Step 4: Simplify right side
    27,734.50x = 580,244,626.07
  5. Step 5: Solve for x
    x = 580,244,626.07/27,734.50
  6. Step 6: Final answer
    x = 20,921.40

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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.