Home / 27,417.87-41,079.72-18,513.74

Finding the Fourth Proportional to 27,417.87, 41,079.72 and 18,513.74

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Solution

The fourth proportional to 27,417.87, 41,079.72 and 18,513.74 is: 27,738.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,417.87 : 41,079.72 = 18,513.74 : x
  2. Step 2: Convert to fraction form
    27,417.87/41,079.72 = 18,513.74/x
  3. Step 3: Cross multiply
    27,417.87x = 41,079.72 × 18,513.74
  4. Step 4: Simplify right side
    27,417.87x = 760,539,255.35
  5. Step 5: Solve for x
    x = 760,539,255.35/27,417.87
  6. Step 6: Final answer
    x = 27,738.82

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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.