Home / 28,332.69-39,100.42-16,393.71

Finding the Fourth Proportional to 28,332.69, 39,100.42 and 16,393.71

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Solution

The fourth proportional to 28,332.69, 39,100.42 and 16,393.71 is: 22,624.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,332.69 : 39,100.42 = 16,393.71 : x
  2. Step 2: Convert to fraction form
    28,332.69/39,100.42 = 16,393.71/x
  3. Step 3: Cross multiply
    28,332.69x = 39,100.42 × 16,393.71
  4. Step 4: Simplify right side
    28,332.69x = 641,000,893.54
  5. Step 5: Solve for x
    x = 641,000,893.54/28,332.69
  6. Step 6: Final answer
    x = 22,624.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.