Home / 49,518.72-74,255.04-26,138.88

Finding the Fourth Proportional to 49,518.72, 74,255.04 and 26,138.88

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Solution

The fourth proportional to 49,518.72, 74,255.04 and 26,138.88 is: 39,196.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,518.72 : 74,255.04 = 26,138.88 : x
  2. Step 2: Convert to fraction form
    49,518.72/74,255.04 = 26,138.88/x
  3. Step 3: Cross multiply
    49,518.72x = 74,255.04 × 26,138.88
  4. Step 4: Simplify right side
    49,518.72x = 1,940,943,579.96
  5. Step 5: Solve for x
    x = 1,940,943,579.96/49,518.72
  6. Step 6: Final answer
    x = 39,196.16

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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.