Home / 14,557.30-21,838.38-4,562.70

Finding the Fourth Proportional to 14,557.30, 21,838.38 and 4,562.70

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Solution

The fourth proportional to 14,557.30, 21,838.38 and 4,562.70 is: 6,844.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,557.30 : 21,838.38 = 4,562.70 : x
  2. Step 2: Convert to fraction form
    14,557.30/21,838.38 = 4,562.70/x
  3. Step 3: Cross multiply
    14,557.30x = 21,838.38 × 4,562.70
  4. Step 4: Simplify right side
    14,557.30x = 99,641,976.43
  5. Step 5: Solve for x
    x = 99,641,976.43/14,557.30
  6. Step 6: Final answer
    x = 6,844.81

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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.