Home / 27,867.26-38,457.48-15,292

Finding the Fourth Proportional to 27,867.26, 38,457.48 and 15,292

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Solution

The fourth proportional to 27,867.26, 38,457.48 and 15,292 is: 21,103.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,867.26 : 38,457.48 = 15,292 : x
  2. Step 2: Convert to fraction form
    27,867.26/38,457.48 = 15,292/x
  3. Step 3: Cross multiply
    27,867.26x = 38,457.48 × 15,292
  4. Step 4: Simplify right side
    27,867.26x = 588,091,784.16
  5. Step 5: Solve for x
    x = 588,091,784.16/27,867.26
  6. Step 6: Final answer
    x = 21,103.32

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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.