Home / 28,322.92-42,478.66-26,917.80

Finding the Fourth Proportional to 28,322.92, 42,478.66 and 26,917.80

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Solution

The fourth proportional to 28,322.92, 42,478.66 and 26,917.80 is: 40,371.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,322.92 : 42,478.66 = 26,917.80 : x
  2. Step 2: Convert to fraction form
    28,322.92/42,478.66 = 26,917.80/x
  3. Step 3: Cross multiply
    28,322.92x = 42,478.66 × 26,917.80
  4. Step 4: Simplify right side
    28,322.92x = 1,143,432,074.15
  5. Step 5: Solve for x
    x = 1,143,432,074.15/28,322.92
  6. Step 6: Final answer
    x = 40,371.26

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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.