Home / 37,931.09-56,879.02-22,140.68

Finding the Fourth Proportional to 37,931.09, 56,879.02 and 22,140.68

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Solution

The fourth proportional to 37,931.09, 56,879.02 and 22,140.68 is: 33,200.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,931.09 : 56,879.02 = 22,140.68 : x
  2. Step 2: Convert to fraction form
    37,931.09/56,879.02 = 22,140.68/x
  3. Step 3: Cross multiply
    37,931.09x = 56,879.02 × 22,140.68
  4. Step 4: Simplify right side
    37,931.09x = 1,259,340,180.53
  5. Step 5: Solve for x
    x = 1,259,340,180.53/37,931.09
  6. Step 6: Final answer
    x = 33,200.74

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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.