Home / 26,280.05-39,419.46-8,750.03

Finding the Fourth Proportional to 26,280.05, 39,419.46 and 8,750.03

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Solution

The fourth proportional to 26,280.05, 39,419.46 and 8,750.03 is: 13,124.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280.05 : 39,419.46 = 8,750.03 : x
  2. Step 2: Convert to fraction form
    26,280.05/39,419.46 = 8,750.03/x
  3. Step 3: Cross multiply
    26,280.05x = 39,419.46 × 8,750.03
  4. Step 4: Simplify right side
    26,280.05x = 344,921,260.49
  5. Step 5: Solve for x
    x = 344,921,260.49/26,280.05
  6. Step 6: Final answer
    x = 13,124.84

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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.