Home / 27,841.56-38,421.24-15,266.28

Finding the Fourth Proportional to 27,841.56, 38,421.24 and 15,266.28

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Solution

The fourth proportional to 27,841.56, 38,421.24 and 15,266.28 is: 21,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,841.56 : 38,421.24 = 15,266.28 : x
  2. Step 2: Convert to fraction form
    27,841.56/38,421.24 = 15,266.28/x
  3. Step 3: Cross multiply
    27,841.56x = 38,421.24 × 15,266.28
  4. Step 4: Simplify right side
    27,841.56x = 586,549,407.79
  5. Step 5: Solve for x
    x = 586,549,407.79/27,841.56
  6. Step 6: Final answer
    x = 21,067.40

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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.