Home / 33,358.40-50,045.60-9,984.32

Finding the Fourth Proportional to 33,358.40, 50,045.60 and 9,984.32

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Solution

The fourth proportional to 33,358.40, 50,045.60 and 9,984.32 is: 14,978.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,358.40 : 50,045.60 = 9,984.32 : x
  2. Step 2: Convert to fraction form
    33,358.40/50,045.60 = 9,984.32/x
  3. Step 3: Cross multiply
    33,358.40x = 50,045.60 × 9,984.32
  4. Step 4: Simplify right side
    33,358.40x = 499,671,284.99
  5. Step 5: Solve for x
    x = 499,671,284.99/33,358.40
  6. Step 6: Final answer
    x = 14,978.87

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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.