Home / 26,099.68-39,149.32-6,378.05

Finding the Fourth Proportional to 26,099.68, 39,149.32 and 6,378.05

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Solution

The fourth proportional to 26,099.68, 39,149.32 and 6,378.05 is: 9,567.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,099.68 : 39,149.32 = 6,378.05 : x
  2. Step 2: Convert to fraction form
    26,099.68/39,149.32 = 6,378.05/x
  3. Step 3: Cross multiply
    26,099.68x = 39,149.32 × 6,378.05
  4. Step 4: Simplify right side
    26,099.68x = 249,696,320.43
  5. Step 5: Solve for x
    x = 249,696,320.43/26,099.68
  6. Step 6: Final answer
    x = 9,567.03

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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.