Home / 23,257.20-34,885.80-9,406.20

Finding the Fourth Proportional to 23,257.20, 34,885.80 and 9,406.20

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Solution

The fourth proportional to 23,257.20, 34,885.80 and 9,406.20 is: 14,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,257.20 : 34,885.80 = 9,406.20 : x
  2. Step 2: Convert to fraction form
    23,257.20/34,885.80 = 9,406.20/x
  3. Step 3: Cross multiply
    23,257.20x = 34,885.80 × 9,406.20
  4. Step 4: Simplify right side
    23,257.20x = 328,142,811.96
  5. Step 5: Solve for x
    x = 328,142,811.96/23,257.20
  6. Step 6: Final answer
    x = 14,109.30

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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.