Home / 15,372.79-23,047.34-7,046.80

Finding the Fourth Proportional to 15,372.79, 23,047.34 and 7,046.80

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Solution

The fourth proportional to 15,372.79, 23,047.34 and 7,046.80 is: 10,564.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,372.79 : 23,047.34 = 7,046.80 : x
  2. Step 2: Convert to fraction form
    15,372.79/23,047.34 = 7,046.80/x
  3. Step 3: Cross multiply
    15,372.79x = 23,047.34 × 7,046.80
  4. Step 4: Simplify right side
    15,372.79x = 162,409,902.66
  5. Step 5: Solve for x
    x = 162,409,902.66/15,372.79
  6. Step 6: Final answer
    x = 10,564.77

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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.