Home / 19,268.96-28,889.42-13,013.46

Finding the Fourth Proportional to 19,268.96, 28,889.42 and 13,013.46

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Solution

The fourth proportional to 19,268.96, 28,889.42 and 13,013.46 is: 19,510.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.96 : 28,889.42 = 13,013.46 : x
  2. Step 2: Convert to fraction form
    19,268.96/28,889.42 = 13,013.46/x
  3. Step 3: Cross multiply
    19,268.96x = 28,889.42 × 13,013.46
  4. Step 4: Simplify right side
    19,268.96x = 375,951,246.53
  5. Step 5: Solve for x
    x = 375,951,246.53/19,268.96
  6. Step 6: Final answer
    x = 19,510.72

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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.