Home / 23,355.50-32,230.60-14,972

Finding the Fourth Proportional to 23,355.50, 32,230.60 and 14,972

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Solution

The fourth proportional to 23,355.50, 32,230.60 and 14,972 is: 20,661.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,355.50 : 32,230.60 = 14,972 : x
  2. Step 2: Convert to fraction form
    23,355.50/32,230.60 = 14,972/x
  3. Step 3: Cross multiply
    23,355.50x = 32,230.60 × 14,972
  4. Step 4: Simplify right side
    23,355.50x = 482,556,543.20
  5. Step 5: Solve for x
    x = 482,556,543.20/23,355.50
  6. Step 6: Final answer
    x = 20,661.37

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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.