Home / 37,121.13-55,655.23-17,388.92

Finding the Fourth Proportional to 37,121.13, 55,655.23 and 17,388.92

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Solution

The fourth proportional to 37,121.13, 55,655.23 and 17,388.92 is: 26,070.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,121.13 : 55,655.23 = 17,388.92 : x
  2. Step 2: Convert to fraction form
    37,121.13/55,655.23 = 17,388.92/x
  3. Step 3: Cross multiply
    37,121.13x = 55,655.23 × 17,388.92
  4. Step 4: Simplify right side
    37,121.13x = 967,784,342.05
  5. Step 5: Solve for x
    x = 967,784,342.05/37,121.13
  6. Step 6: Final answer
    x = 26,070.98

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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.