Home / 38,212.70-57,322.13-14,531.58

Finding the Fourth Proportional to 38,212.70, 57,322.13 and 14,531.58

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Solution

The fourth proportional to 38,212.70, 57,322.13 and 14,531.58 is: 21,798.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,212.70 : 57,322.13 = 14,531.58 : x
  2. Step 2: Convert to fraction form
    38,212.70/57,322.13 = 14,531.58/x
  3. Step 3: Cross multiply
    38,212.70x = 57,322.13 × 14,531.58
  4. Step 4: Simplify right side
    38,212.70x = 832,981,045.21
  5. Step 5: Solve for x
    x = 832,981,045.21/38,212.70
  6. Step 6: Final answer
    x = 21,798.54

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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.