Home / 27,788.16-41,690.05-11,159.87

Finding the Fourth Proportional to 27,788.16, 41,690.05 and 11,159.87

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Solution

The fourth proportional to 27,788.16, 41,690.05 and 11,159.87 is: 16,742.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,788.16 : 41,690.05 = 11,159.87 : x
  2. Step 2: Convert to fraction form
    27,788.16/41,690.05 = 11,159.87/x
  3. Step 3: Cross multiply
    27,788.16x = 41,690.05 × 11,159.87
  4. Step 4: Simplify right side
    27,788.16x = 465,255,482.49
  5. Step 5: Solve for x
    x = 465,255,482.49/27,788.16
  6. Step 6: Final answer
    x = 16,742.94

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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.