Home / 13,555.74-20,334.22-5,956.53

Finding the Fourth Proportional to 13,555.74, 20,334.22 and 5,956.53

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Solution

The fourth proportional to 13,555.74, 20,334.22 and 5,956.53 is: 8,935.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,555.74 : 20,334.22 = 5,956.53 : x
  2. Step 2: Convert to fraction form
    13,555.74/20,334.22 = 5,956.53/x
  3. Step 3: Cross multiply
    13,555.74x = 20,334.22 × 5,956.53
  4. Step 4: Simplify right side
    13,555.74x = 121,121,391.46
  5. Step 5: Solve for x
    x = 121,121,391.46/13,555.74
  6. Step 6: Final answer
    x = 8,935.06

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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.