Home / 28,772.42-43,150.44-14,547.38

Finding the Fourth Proportional to 28,772.42, 43,150.44 and 14,547.38

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Solution

The fourth proportional to 28,772.42, 43,150.44 and 14,547.38 is: 21,816.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,772.42 : 43,150.44 = 14,547.38 : x
  2. Step 2: Convert to fraction form
    28,772.42/43,150.44 = 14,547.38/x
  3. Step 3: Cross multiply
    28,772.42x = 43,150.44 × 14,547.38
  4. Step 4: Simplify right side
    28,772.42x = 627,725,847.85
  5. Step 5: Solve for x
    x = 627,725,847.85/28,772.42
  6. Step 6: Final answer
    x = 21,816.93

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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.