Home / 13,228.55-19,832.41-9,055.91

Finding the Fourth Proportional to 13,228.55, 19,832.41 and 9,055.91

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Solution

The fourth proportional to 13,228.55, 19,832.41 and 9,055.91 is: 13,576.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,228.55 : 19,832.41 = 9,055.91 : x
  2. Step 2: Convert to fraction form
    13,228.55/19,832.41 = 9,055.91/x
  3. Step 3: Cross multiply
    13,228.55x = 19,832.41 × 9,055.91
  4. Step 4: Simplify right side
    13,228.55x = 179,600,520.04
  5. Step 5: Solve for x
    x = 179,600,520.04/13,228.55
  6. Step 6: Final answer
    x = 13,576.74

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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.