Home / 26,949.02-40,428.04-12,157.62

Finding the Fourth Proportional to 26,949.02, 40,428.04 and 12,157.62

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Solution

The fourth proportional to 26,949.02, 40,428.04 and 12,157.62 is: 18,238.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,949.02 : 40,428.04 = 12,157.62 : x
  2. Step 2: Convert to fraction form
    26,949.02/40,428.04 = 12,157.62/x
  3. Step 3: Cross multiply
    26,949.02x = 40,428.04 × 12,157.62
  4. Step 4: Simplify right side
    26,949.02x = 491,508,747.66
  5. Step 5: Solve for x
    x = 491,508,747.66/26,949.02
  6. Step 6: Final answer
    x = 18,238.46

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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.