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Finding the Fourth Proportional to 13,473.34, 18,592.34 and 7,504.85

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Solution

The fourth proportional to 13,473.34, 18,592.34 and 7,504.85 is: 10,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473.34 : 18,592.34 = 7,504.85 : x
  2. Step 2: Convert to fraction form
    13,473.34/18,592.34 = 7,504.85/x
  3. Step 3: Cross multiply
    13,473.34x = 18,592.34 × 7,504.85
  4. Step 4: Simplify right side
    13,473.34x = 139,532,731.81
  5. Step 5: Solve for x
    x = 139,532,731.81/13,473.34
  6. Step 6: Final answer
    x = 10,356.21

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1.5x scale

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.