Home / 27,589.52-41,376.20-12,588.14

Finding the Fourth Proportional to 27,589.52, 41,376.20 and 12,588.14

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Solution

The fourth proportional to 27,589.52, 41,376.20 and 12,588.14 is: 18,878.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,589.52 : 41,376.20 = 12,588.14 : x
  2. Step 2: Convert to fraction form
    27,589.52/41,376.20 = 12,588.14/x
  3. Step 3: Cross multiply
    27,589.52x = 41,376.20 × 12,588.14
  4. Step 4: Simplify right side
    27,589.52x = 520,849,128.45
  5. Step 5: Solve for x
    x = 520,849,128.45/27,589.52
  6. Step 6: Final answer
    x = 18,878.52

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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.