Home / 27,659.26-38,170.20-15,084.01

Finding the Fourth Proportional to 27,659.26, 38,170.20 and 15,084.01

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Solution

The fourth proportional to 27,659.26, 38,170.20 and 15,084.01 is: 20,816.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,659.26 : 38,170.20 = 15,084.01 : x
  2. Step 2: Convert to fraction form
    27,659.26/38,170.20 = 15,084.01/x
  3. Step 3: Cross multiply
    27,659.26x = 38,170.20 × 15,084.01
  4. Step 4: Simplify right side
    27,659.26x = 575,759,678.50
  5. Step 5: Solve for x
    x = 575,759,678.50/27,659.26
  6. Step 6: Final answer
    x = 20,816.16

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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.