Home / 28,833.61-43,250.14-9,112.16

Finding the Fourth Proportional to 28,833.61, 43,250.14 and 9,112.16

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Solution

The fourth proportional to 28,833.61, 43,250.14 and 9,112.16 is: 13,668.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,833.61 : 43,250.14 = 9,112.16 : x
  2. Step 2: Convert to fraction form
    28,833.61/43,250.14 = 9,112.16/x
  3. Step 3: Cross multiply
    28,833.61x = 43,250.14 × 9,112.16
  4. Step 4: Simplify right side
    28,833.61x = 394,102,281.05
  5. Step 5: Solve for x
    x = 394,102,281.05/28,833.61
  6. Step 6: Final answer
    x = 13,668.16

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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.