Home / 14,905.80-22,358.10-7,005.48

Finding the Fourth Proportional to 14,905.80, 22,358.10 and 7,005.48

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Solution

The fourth proportional to 14,905.80, 22,358.10 and 7,005.48 is: 10,507.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.80 : 22,358.10 = 7,005.48 : x
  2. Step 2: Convert to fraction form
    14,905.80/22,358.10 = 7,005.48/x
  3. Step 3: Cross multiply
    14,905.80x = 22,358.10 × 7,005.48
  4. Step 4: Simplify right side
    14,905.80x = 156,629,222.39
  5. Step 5: Solve for x
    x = 156,629,222.39/14,905.80
  6. Step 6: Final answer
    x = 10,507.94

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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.