Home / 27,898.18-41,811.69-13,074.40

Finding the Fourth Proportional to 27,898.18, 41,811.69 and 13,074.40

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Solution

The fourth proportional to 27,898.18, 41,811.69 and 13,074.40 is: 19,594.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,898.18 : 41,811.69 = 13,074.40 : x
  2. Step 2: Convert to fraction form
    27,898.18/41,811.69 = 13,074.40/x
  3. Step 3: Cross multiply
    27,898.18x = 41,811.69 × 13,074.40
  4. Step 4: Simplify right side
    27,898.18x = 546,662,759.74
  5. Step 5: Solve for x
    x = 546,662,759.74/27,898.18
  6. Step 6: Final answer
    x = 19,594.93

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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.