Home / 14,904.20-22,349.70-5,040.80

Finding the Fourth Proportional to 14,904.20, 22,349.70 and 5,040.80

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Solution

The fourth proportional to 14,904.20, 22,349.70 and 5,040.80 is: 7,558.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,904.20 : 22,349.70 = 5,040.80 : x
  2. Step 2: Convert to fraction form
    14,904.20/22,349.70 = 5,040.80/x
  3. Step 3: Cross multiply
    14,904.20x = 22,349.70 × 5,040.80
  4. Step 4: Simplify right side
    14,904.20x = 112,660,367.76
  5. Step 5: Solve for x
    x = 112,660,367.76/14,904.20
  6. Step 6: Final answer
    x = 7,558.97

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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.