Home / 14,916.20-22,376.72-4,917.96

Finding the Fourth Proportional to 14,916.20, 22,376.72 and 4,917.96

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Solution

The fourth proportional to 14,916.20, 22,376.72 and 4,917.96 is: 7,377.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,916.20 : 22,376.72 = 4,917.96 : x
  2. Step 2: Convert to fraction form
    14,916.20/22,376.72 = 4,917.96/x
  3. Step 3: Cross multiply
    14,916.20x = 22,376.72 × 4,917.96
  4. Step 4: Simplify right side
    14,916.20x = 110,047,813.89
  5. Step 5: Solve for x
    x = 110,047,813.89/14,916.20
  6. Step 6: Final answer
    x = 7,377.74

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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.