Home / 13,149.45-19,723.51-4,828.83

Finding the Fourth Proportional to 13,149.45, 19,723.51 and 4,828.83

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Solution

The fourth proportional to 13,149.45, 19,723.51 and 4,828.83 is: 7,243.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,149.45 : 19,723.51 = 4,828.83 : x
  2. Step 2: Convert to fraction form
    13,149.45/19,723.51 = 4,828.83/x
  3. Step 3: Cross multiply
    13,149.45x = 19,723.51 × 4,828.83
  4. Step 4: Simplify right side
    13,149.45x = 95,241,476.79
  5. Step 5: Solve for x
    x = 95,241,476.79/13,149.45
  6. Step 6: Final answer
    x = 7,243.00

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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.