Home / 14,816.80-22,228.80-4,428.52

Finding the Fourth Proportional to 14,816.80, 22,228.80 and 4,428.52

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Solution

The fourth proportional to 14,816.80, 22,228.80 and 4,428.52 is: 6,643.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,816.80 : 22,228.80 = 4,428.52 : x
  2. Step 2: Convert to fraction form
    14,816.80/22,228.80 = 4,428.52/x
  3. Step 3: Cross multiply
    14,816.80x = 22,228.80 × 4,428.52
  4. Step 4: Simplify right side
    14,816.80x = 98,440,685.38
  5. Step 5: Solve for x
    x = 98,440,685.38/14,816.80
  6. Step 6: Final answer
    x = 6,643.86

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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.