Home / 28,732.62-43,098.86-9,011.15

Finding the Fourth Proportional to 28,732.62, 43,098.86 and 9,011.15

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Solution

The fourth proportional to 28,732.62, 43,098.86 and 9,011.15 is: 13,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,732.62 : 43,098.86 = 9,011.15 : x
  2. Step 2: Convert to fraction form
    28,732.62/43,098.86 = 9,011.15/x
  3. Step 3: Cross multiply
    28,732.62x = 43,098.86 × 9,011.15
  4. Step 4: Simplify right side
    28,732.62x = 388,370,099.32
  5. Step 5: Solve for x
    x = 388,370,099.32/28,732.62
  6. Step 6: Final answer
    x = 13,516.70

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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.