Home / 37,395.40-56,054.70-20,729.80

Finding the Fourth Proportional to 37,395.40, 56,054.70 and 20,729.80

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Solution

The fourth proportional to 37,395.40, 56,054.70 and 20,729.80 is: 31,073.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,395.40 : 56,054.70 = 20,729.80 : x
  2. Step 2: Convert to fraction form
    37,395.40/56,054.70 = 20,729.80/x
  3. Step 3: Cross multiply
    37,395.40x = 56,054.70 × 20,729.80
  4. Step 4: Simplify right side
    37,395.40x = 1,162,002,720.06
  5. Step 5: Solve for x
    x = 1,162,002,720.06/37,395.40
  6. Step 6: Final answer
    x = 31,073.41

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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.