Home / 23,219.87-34,832.84-8,426.63

Finding the Fourth Proportional to 23,219.87, 34,832.84 and 8,426.63

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Solution

The fourth proportional to 23,219.87, 34,832.84 and 8,426.63 is: 12,641.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,219.87 : 34,832.84 = 8,426.63 : x
  2. Step 2: Convert to fraction form
    23,219.87/34,832.84 = 8,426.63/x
  3. Step 3: Cross multiply
    23,219.87x = 34,832.84 × 8,426.63
  4. Step 4: Simplify right side
    23,219.87x = 293,523,499.48
  5. Step 5: Solve for x
    x = 293,523,499.48/23,219.87
  6. Step 6: Final answer
    x = 12,641.05

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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.