Home / 34,911.56-48,178.98-18,997.04

Finding the Fourth Proportional to 34,911.56, 48,178.98 and 18,997.04

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Solution

The fourth proportional to 34,911.56, 48,178.98 and 18,997.04 is: 26,216.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,911.56 : 48,178.98 = 18,997.04 : x
  2. Step 2: Convert to fraction form
    34,911.56/48,178.98 = 18,997.04/x
  3. Step 3: Cross multiply
    34,911.56x = 48,178.98 × 18,997.04
  4. Step 4: Simplify right side
    34,911.56x = 915,258,010.22
  5. Step 5: Solve for x
    x = 915,258,010.22/34,911.56
  6. Step 6: Final answer
    x = 26,216.47

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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.