Home / 28,890.96-43,337.01-13,093.07

Finding the Fourth Proportional to 28,890.96, 43,337.01 and 13,093.07

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Solution

The fourth proportional to 28,890.96, 43,337.01 and 13,093.07 is: 19,639.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,890.96 : 43,337.01 = 13,093.07 : x
  2. Step 2: Convert to fraction form
    28,890.96/43,337.01 = 13,093.07/x
  3. Step 3: Cross multiply
    28,890.96x = 43,337.01 × 13,093.07
  4. Step 4: Simplify right side
    28,890.96x = 567,414,715.65
  5. Step 5: Solve for x
    x = 567,414,715.65/28,890.96
  6. Step 6: Final answer
    x = 19,639.87

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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.