Home / 40,440.47-55,807.08-22,043.73

Finding the Fourth Proportional to 40,440.47, 55,807.08 and 22,043.73

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Solution

The fourth proportional to 40,440.47, 55,807.08 and 22,043.73 is: 30,419.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,440.47 : 55,807.08 = 22,043.73 : x
  2. Step 2: Convert to fraction form
    40,440.47/55,807.08 = 22,043.73/x
  3. Step 3: Cross multiply
    40,440.47x = 55,807.08 × 22,043.73
  4. Step 4: Simplify right side
    40,440.47x = 1,230,196,330.22
  5. Step 5: Solve for x
    x = 1,230,196,330.22/40,440.47
  6. Step 6: Final answer
    x = 30,419.94

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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.