Home / 25,171.47-34,736.75-13,841.69

Finding the Fourth Proportional to 25,171.47, 34,736.75 and 13,841.69

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Solution

The fourth proportional to 25,171.47, 34,736.75 and 13,841.69 is: 19,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,171.47 : 34,736.75 = 13,841.69 : x
  2. Step 2: Convert to fraction form
    25,171.47/34,736.75 = 13,841.69/x
  3. Step 3: Cross multiply
    25,171.47x = 34,736.75 × 13,841.69
  4. Step 4: Simplify right side
    25,171.47x = 480,815,325.11
  5. Step 5: Solve for x
    x = 480,815,325.11/25,171.47
  6. Step 6: Final answer
    x = 19,101.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.