Home / 34,724.48-47,919.94-18,808.98

Finding the Fourth Proportional to 34,724.48, 47,919.94 and 18,808.98

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Solution

The fourth proportional to 34,724.48, 47,919.94 and 18,808.98 is: 25,956.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,724.48 : 47,919.94 = 18,808.98 : x
  2. Step 2: Convert to fraction form
    34,724.48/47,919.94 = 18,808.98/x
  3. Step 3: Cross multiply
    34,724.48x = 47,919.94 × 18,808.98
  4. Step 4: Simplify right side
    34,724.48x = 901,325,193.06
  5. Step 5: Solve for x
    x = 901,325,193.06/34,724.48
  6. Step 6: Final answer
    x = 25,956.48

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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.