Home / 25,756.02-38,633.31-8,226.90

Finding the Fourth Proportional to 25,756.02, 38,633.31 and 8,226.90

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Solution

The fourth proportional to 25,756.02, 38,633.31 and 8,226.90 is: 12,340.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,756.02 : 38,633.31 = 8,226.90 : x
  2. Step 2: Convert to fraction form
    25,756.02/38,633.31 = 8,226.90/x
  3. Step 3: Cross multiply
    25,756.02x = 38,633.31 × 8,226.90
  4. Step 4: Simplify right side
    25,756.02x = 317,832,378.04
  5. Step 5: Solve for x
    x = 317,832,378.04/25,756.02
  6. Step 6: Final answer
    x = 12,340.12

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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.