Home / 14,744.28-20,361.56-12,607.46

Finding the Fourth Proportional to 14,744.28, 20,361.56 and 12,607.46

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Solution

The fourth proportional to 14,744.28, 20,361.56 and 12,607.46 is: 17,410.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.28 : 20,361.56 = 12,607.46 : x
  2. Step 2: Convert to fraction form
    14,744.28/20,361.56 = 12,607.46/x
  3. Step 3: Cross multiply
    14,744.28x = 20,361.56 × 12,607.46
  4. Step 4: Simplify right side
    14,744.28x = 256,707,650.20
  5. Step 5: Solve for x
    x = 256,707,650.20/14,744.28
  6. Step 6: Final answer
    x = 17,410.66

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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.