Home / 38,130.96-57,488.97-35,558.43

Finding the Fourth Proportional to 38,130.96, 57,488.97 and 35,558.43

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Solution

The fourth proportional to 38,130.96, 57,488.97 and 35,558.43 is: 53,610.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,130.96 : 57,488.97 = 35,558.43 : x
  2. Step 2: Convert to fraction form
    38,130.96/57,488.97 = 35,558.43/x
  3. Step 3: Cross multiply
    38,130.96x = 57,488.97 × 35,558.43
  4. Step 4: Simplify right side
    38,130.96x = 2,044,217,515.52
  5. Step 5: Solve for x
    x = 2,044,217,515.52/38,130.96
  6. Step 6: Final answer
    x = 53,610.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.