Home / 26,715.33-36,878.49-16,648.74

Finding the Fourth Proportional to 26,715.33, 36,878.49 and 16,648.74

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Solution

The fourth proportional to 26,715.33, 36,878.49 and 16,648.74 is: 22,982.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,715.33 : 36,878.49 = 16,648.74 : x
  2. Step 2: Convert to fraction form
    26,715.33/36,878.49 = 16,648.74/x
  3. Step 3: Cross multiply
    26,715.33x = 36,878.49 × 16,648.74
  4. Step 4: Simplify right side
    26,715.33x = 613,980,391.60
  5. Step 5: Solve for x
    x = 613,980,391.60/26,715.33
  6. Step 6: Final answer
    x = 22,982.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.