Home / 27,853.47-41,786.69-9,132.35

Finding the Fourth Proportional to 27,853.47, 41,786.69 and 9,132.35

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Solution

The fourth proportional to 27,853.47, 41,786.69 and 9,132.35 is: 13,700.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,853.47 : 41,786.69 = 9,132.35 : x
  2. Step 2: Convert to fraction form
    27,853.47/41,786.69 = 9,132.35/x
  3. Step 3: Cross multiply
    27,853.47x = 41,786.69 × 9,132.35
  4. Step 4: Simplify right side
    27,853.47x = 381,610,423.83
  5. Step 5: Solve for x
    x = 381,610,423.83/27,853.47
  6. Step 6: Final answer
    x = 13,700.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.