Home / 26,878.78-37,091.09-14,941.70

Finding the Fourth Proportional to 26,878.78, 37,091.09 and 14,941.70

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Solution

The fourth proportional to 26,878.78, 37,091.09 and 14,941.70 is: 20,618.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,878.78 : 37,091.09 = 14,941.70 : x
  2. Step 2: Convert to fraction form
    26,878.78/37,091.09 = 14,941.70/x
  3. Step 3: Cross multiply
    26,878.78x = 37,091.09 × 14,941.70
  4. Step 4: Simplify right side
    26,878.78x = 554,203,939.45
  5. Step 5: Solve for x
    x = 554,203,939.45/26,878.78
  6. Step 6: Final answer
    x = 20,618.64

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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.