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Finding the Fourth Proportional to 15,004.62, 22,504.62 and 5,141.64

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Solution

The fourth proportional to 15,004.62, 22,504.62 and 5,141.64 is: 7,711.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,004.62 : 22,504.62 = 5,141.64 : x
  2. Step 2: Convert to fraction form
    15,004.62/22,504.62 = 5,141.64/x
  3. Step 3: Cross multiply
    15,004.62x = 22,504.62 × 5,141.64
  4. Step 4: Simplify right side
    15,004.62x = 115,710,654.38
  5. Step 5: Solve for x
    x = 115,710,654.38/15,004.62
  6. Step 6: Final answer
    x = 7,711.67

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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.