Home / 26,653.38-39,971.34-8,880.23

Finding the Fourth Proportional to 26,653.38, 39,971.34 and 8,880.23

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Solution

The fourth proportional to 26,653.38, 39,971.34 and 8,880.23 is: 13,317.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,653.38 : 39,971.34 = 8,880.23 : x
  2. Step 2: Convert to fraction form
    26,653.38/39,971.34 = 8,880.23/x
  3. Step 3: Cross multiply
    26,653.38x = 39,971.34 × 8,880.23
  4. Step 4: Simplify right side
    26,653.38x = 354,954,492.75
  5. Step 5: Solve for x
    x = 354,954,492.75/26,653.38
  6. Step 6: Final answer
    x = 13,317.43

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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.