Home / 13,065.24-19,600.56-4,300.68

Finding the Fourth Proportional to 13,065.24, 19,600.56 and 4,300.68

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Solution

The fourth proportional to 13,065.24, 19,600.56 and 4,300.68 is: 6,451.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065.24 : 19,600.56 = 4,300.68 : x
  2. Step 2: Convert to fraction form
    13,065.24/19,600.56 = 4,300.68/x
  3. Step 3: Cross multiply
    13,065.24x = 19,600.56 × 4,300.68
  4. Step 4: Simplify right side
    13,065.24x = 84,295,736.38
  5. Step 5: Solve for x
    x = 84,295,736.38/13,065.24
  6. Step 6: Final answer
    x = 6,451.91

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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.