Home / 13,011.56-19,560.54-10,091.24

Finding the Fourth Proportional to 13,011.56, 19,560.54 and 10,091.24

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Solution

The fourth proportional to 13,011.56, 19,560.54 and 10,091.24 is: 15,170.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,011.56 : 19,560.54 = 10,091.24 : x
  2. Step 2: Convert to fraction form
    13,011.56/19,560.54 = 10,091.24/x
  3. Step 3: Cross multiply
    13,011.56x = 19,560.54 × 10,091.24
  4. Step 4: Simplify right side
    13,011.56x = 197,390,103.67
  5. Step 5: Solve for x
    x = 197,390,103.67/13,011.56
  6. Step 6: Final answer
    x = 15,170.36

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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.