Home / 14,435.73-21,654.36-4,575.78

Finding the Fourth Proportional to 14,435.73, 21,654.36 and 4,575.78

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Solution

The fourth proportional to 14,435.73, 21,654.36 and 4,575.78 is: 6,863.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435.73 : 21,654.36 = 4,575.78 : x
  2. Step 2: Convert to fraction form
    14,435.73/21,654.36 = 4,575.78/x
  3. Step 3: Cross multiply
    14,435.73x = 21,654.36 × 4,575.78
  4. Step 4: Simplify right side
    14,435.73x = 99,085,569.82
  5. Step 5: Solve for x
    x = 99,085,569.82/14,435.73
  6. Step 6: Final answer
    x = 6,863.91

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1.5x scale

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.