Home / 37,121.38-55,655.61-17,389.17

Finding the Fourth Proportional to 37,121.38, 55,655.61 and 17,389.17

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Solution

The fourth proportional to 37,121.38, 55,655.61 and 17,389.17 is: 26,071.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,121.38 : 55,655.61 = 17,389.17 : x
  2. Step 2: Convert to fraction form
    37,121.38/55,655.61 = 17,389.17/x
  3. Step 3: Cross multiply
    37,121.38x = 55,655.61 × 17,389.17
  4. Step 4: Simplify right side
    37,121.38x = 967,804,863.74
  5. Step 5: Solve for x
    x = 967,804,863.74/37,121.38
  6. Step 6: Final answer
    x = 26,071.36

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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.