Home / 26,900.64-40,334.56-10,242.88

Finding the Fourth Proportional to 26,900.64, 40,334.56 and 10,242.88

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Solution

The fourth proportional to 26,900.64, 40,334.56 and 10,242.88 is: 15,358.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,900.64 : 40,334.56 = 10,242.88 : x
  2. Step 2: Convert to fraction form
    26,900.64/40,334.56 = 10,242.88/x
  3. Step 3: Cross multiply
    26,900.64x = 40,334.56 × 10,242.88
  4. Step 4: Simplify right side
    26,900.64x = 413,142,057.93
  5. Step 5: Solve for x
    x = 413,142,057.93/26,900.64
  6. Step 6: Final answer
    x = 15,358.08

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1.5x scale

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.