Home / 35,234.79-48,622.01-20,126.55

Finding the Fourth Proportional to 35,234.79, 48,622.01 and 20,126.55

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Solution

The fourth proportional to 35,234.79, 48,622.01 and 20,126.55 is: 27,773.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,234.79 : 48,622.01 = 20,126.55 : x
  2. Step 2: Convert to fraction form
    35,234.79/48,622.01 = 20,126.55/x
  3. Step 3: Cross multiply
    35,234.79x = 48,622.01 × 20,126.55
  4. Step 4: Simplify right side
    35,234.79x = 978,593,315.37
  5. Step 5: Solve for x
    x = 978,593,315.37/35,234.79
  6. Step 6: Final answer
    x = 27,773.50

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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.