Home / 27,429.75-37,853.10-14,854.50

Finding the Fourth Proportional to 27,429.75, 37,853.10 and 14,854.50

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Solution

The fourth proportional to 27,429.75, 37,853.10 and 14,854.50 is: 20,499.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,429.75 : 37,853.10 = 14,854.50 : x
  2. Step 2: Convert to fraction form
    27,429.75/37,853.10 = 14,854.50/x
  3. Step 3: Cross multiply
    27,429.75x = 37,853.10 × 14,854.50
  4. Step 4: Simplify right side
    27,429.75x = 562,288,873.95
  5. Step 5: Solve for x
    x = 562,288,873.95/27,429.75
  6. Step 6: Final answer
    x = 20,499.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.