Home / 14,394.78-21,591.66-10,160.67

Finding the Fourth Proportional to 14,394.78, 21,591.66 and 10,160.67

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Solution

The fourth proportional to 14,394.78, 21,591.66 and 10,160.67 is: 15,240.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,394.78 : 21,591.66 = 10,160.67 : x
  2. Step 2: Convert to fraction form
    14,394.78/21,591.66 = 10,160.67/x
  3. Step 3: Cross multiply
    14,394.78x = 21,591.66 × 10,160.67
  4. Step 4: Simplify right side
    14,394.78x = 219,385,732.01
  5. Step 5: Solve for x
    x = 219,385,732.01/14,394.78
  6. Step 6: Final answer
    x = 15,240.65

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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.