Home / 14,348.52-21,512.38-9,656.89

Finding the Fourth Proportional to 14,348.52, 21,512.38 and 9,656.89

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Solution

The fourth proportional to 14,348.52, 21,512.38 and 9,656.89 is: 14,478.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,348.52 : 21,512.38 = 9,656.89 : x
  2. Step 2: Convert to fraction form
    14,348.52/21,512.38 = 9,656.89/x
  3. Step 3: Cross multiply
    14,348.52x = 21,512.38 × 9,656.89
  4. Step 4: Simplify right side
    14,348.52x = 207,742,687.30
  5. Step 5: Solve for x
    x = 207,742,687.30/14,348.52
  6. Step 6: Final answer
    x = 14,478.34

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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.