Home / 29,126.64-40,179.57-18,365.67

Finding the Fourth Proportional to 29,126.64, 40,179.57 and 18,365.67

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Solution

The fourth proportional to 29,126.64, 40,179.57 and 18,365.67 is: 25,335.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126.64 : 40,179.57 = 18,365.67 : x
  2. Step 2: Convert to fraction form
    29,126.64/40,179.57 = 18,365.67/x
  3. Step 3: Cross multiply
    29,126.64x = 40,179.57 × 18,365.67
  4. Step 4: Simplify right side
    29,126.64x = 737,924,723.36
  5. Step 5: Solve for x
    x = 737,924,723.36/29,126.64
  6. Step 6: Final answer
    x = 25,335.04

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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.