Home / 38,302.39-57,455.14-13,344.94

Finding the Fourth Proportional to 38,302.39, 57,455.14 and 13,344.94

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Solution

The fourth proportional to 38,302.39, 57,455.14 and 13,344.94 is: 20,017.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,302.39 : 57,455.14 = 13,344.94 : x
  2. Step 2: Convert to fraction form
    38,302.39/57,455.14 = 13,344.94/x
  3. Step 3: Cross multiply
    38,302.39x = 57,455.14 × 13,344.94
  4. Step 4: Simplify right side
    38,302.39x = 766,735,395.99
  5. Step 5: Solve for x
    x = 766,735,395.99/38,302.39
  6. Step 6: Final answer
    x = 20,017.95

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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.