Home / 13,377.72-20,059.24-10,622.08

Finding the Fourth Proportional to 13,377.72, 20,059.24 and 10,622.08

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Solution

The fourth proportional to 13,377.72, 20,059.24 and 10,622.08 is: 15,927.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377.72 : 20,059.24 = 10,622.08 : x
  2. Step 2: Convert to fraction form
    13,377.72/20,059.24 = 10,622.08/x
  3. Step 3: Cross multiply
    13,377.72x = 20,059.24 × 10,622.08
  4. Step 4: Simplify right side
    13,377.72x = 213,070,852.02
  5. Step 5: Solve for x
    x = 213,070,852.02/13,377.72
  6. Step 6: Final answer
    x = 15,927.29

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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.