Home / 13,472.90-18,592.56-7,504.22

Finding the Fourth Proportional to 13,472.90, 18,592.56 and 7,504.22

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Solution

The fourth proportional to 13,472.90, 18,592.56 and 7,504.22 is: 10,355.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472.90 : 18,592.56 = 7,504.22 : x
  2. Step 2: Convert to fraction form
    13,472.90/18,592.56 = 7,504.22/x
  3. Step 3: Cross multiply
    13,472.90x = 18,592.56 × 7,504.22
  4. Step 4: Simplify right side
    13,472.90x = 139,522,660.60
  5. Step 5: Solve for x
    x = 139,522,660.60/13,472.90
  6. Step 6: Final answer
    x = 10,355.80

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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.