Home / 40,037.83-55,247.97-22,129.94

Finding the Fourth Proportional to 40,037.83, 55,247.97 and 22,129.94

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Solution

The fourth proportional to 40,037.83, 55,247.97 and 22,129.94 is: 30,536.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,037.83 : 55,247.97 = 22,129.94 : x
  2. Step 2: Convert to fraction form
    40,037.83/55,247.97 = 22,129.94/x
  3. Step 3: Cross multiply
    40,037.83x = 55,247.97 × 22,129.94
  4. Step 4: Simplify right side
    40,037.83x = 1,222,634,482.33
  5. Step 5: Solve for x
    x = 1,222,634,482.33/40,037.83
  6. Step 6: Final answer
    x = 30,536.98

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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.