Home / 28,562.82-42,846.27-8,838.84

Finding the Fourth Proportional to 28,562.82, 42,846.27 and 8,838.84

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Solution

The fourth proportional to 28,562.82, 42,846.27 and 8,838.84 is: 13,258.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,562.82 : 42,846.27 = 8,838.84 : x
  2. Step 2: Convert to fraction form
    28,562.82/42,846.27 = 8,838.84/x
  3. Step 3: Cross multiply
    28,562.82x = 42,846.27 × 8,838.84
  4. Step 4: Simplify right side
    28,562.82x = 378,711,325.13
  5. Step 5: Solve for x
    x = 378,711,325.13/28,562.82
  6. Step 6: Final answer
    x = 13,258.89

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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.