Home / 14,947.80-22,411.28-6,623.28

Finding the Fourth Proportional to 14,947.80, 22,411.28 and 6,623.28

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Solution

The fourth proportional to 14,947.80, 22,411.28 and 6,623.28 is: 9,930.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947.80 : 22,411.28 = 6,623.28 : x
  2. Step 2: Convert to fraction form
    14,947.80/22,411.28 = 6,623.28/x
  3. Step 3: Cross multiply
    14,947.80x = 22,411.28 × 6,623.28
  4. Step 4: Simplify right side
    14,947.80x = 148,436,182.60
  5. Step 5: Solve for x
    x = 148,436,182.60/14,947.80
  6. Step 6: Final answer
    x = 9,930.30

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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.