Home / 40,719.22-56,202.60-27,328.30

Finding the Fourth Proportional to 40,719.22, 56,202.60 and 27,328.30

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Solution

The fourth proportional to 40,719.22, 56,202.60 and 27,328.30 is: 37,719.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,719.22 : 56,202.60 = 27,328.30 : x
  2. Step 2: Convert to fraction form
    40,719.22/56,202.60 = 27,328.30/x
  3. Step 3: Cross multiply
    40,719.22x = 56,202.60 × 27,328.30
  4. Step 4: Simplify right side
    40,719.22x = 1,535,921,513.58
  5. Step 5: Solve for x
    x = 1,535,921,513.58/40,719.22
  6. Step 6: Final answer
    x = 37,719.82

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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.