Home / 38,038.38-57,057.53-14,648.42

Finding the Fourth Proportional to 38,038.38, 57,057.53 and 14,648.42

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Solution

The fourth proportional to 38,038.38, 57,057.53 and 14,648.42 is: 21,972.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,038.38 : 57,057.53 = 14,648.42 : x
  2. Step 2: Convert to fraction form
    38,038.38/57,057.53 = 14,648.42/x
  3. Step 3: Cross multiply
    38,038.38x = 57,057.53 × 14,648.42
  4. Step 4: Simplify right side
    38,038.38x = 835,802,305.07
  5. Step 5: Solve for x
    x = 835,802,305.07/38,038.38
  6. Step 6: Final answer
    x = 21,972.61

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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.