Home / 13,373.28-20,060.64-5,574.24

Finding the Fourth Proportional to 13,373.28, 20,060.64 and 5,574.24

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Solution

The fourth proportional to 13,373.28, 20,060.64 and 5,574.24 is: 8,361.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,373.28 : 20,060.64 = 5,574.24 : x
  2. Step 2: Convert to fraction form
    13,373.28/20,060.64 = 5,574.24/x
  3. Step 3: Cross multiply
    13,373.28x = 20,060.64 × 5,574.24
  4. Step 4: Simplify right side
    13,373.28x = 111,822,821.91
  5. Step 5: Solve for x
    x = 111,822,821.91/13,373.28
  6. Step 6: Final answer
    x = 8,361.66

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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.