Home / 14,876.56-22,315.58-4,880.42

Finding the Fourth Proportional to 14,876.56, 22,315.58 and 4,880.42

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Solution

The fourth proportional to 14,876.56, 22,315.58 and 4,880.42 is: 7,320.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,876.56 : 22,315.58 = 4,880.42 : x
  2. Step 2: Convert to fraction form
    14,876.56/22,315.58 = 4,880.42/x
  3. Step 3: Cross multiply
    14,876.56x = 22,315.58 × 4,880.42
  4. Step 4: Simplify right side
    14,876.56x = 108,909,402.94
  5. Step 5: Solve for x
    x = 108,909,402.94/14,876.56
  6. Step 6: Final answer
    x = 7,320.87

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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.