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Finding the Fourth Proportional to 13,341.19, 20,011.79 and 5,023.07

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Solution

The fourth proportional to 13,341.19, 20,011.79 and 5,023.07 is: 7,534.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,341.19 : 20,011.79 = 5,023.07 : x
  2. Step 2: Convert to fraction form
    13,341.19/20,011.79 = 5,023.07/x
  3. Step 3: Cross multiply
    13,341.19x = 20,011.79 × 5,023.07
  4. Step 4: Simplify right side
    13,341.19x = 100,520,703.27
  5. Step 5: Solve for x
    x = 100,520,703.27/13,341.19
  6. Step 6: Final answer
    x = 7,534.61

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Similar ratio
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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.