Home / 25,633.42-38,426.64-8,984.38

Finding the Fourth Proportional to 25,633.42, 38,426.64 and 8,984.38

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Solution

The fourth proportional to 25,633.42, 38,426.64 and 8,984.38 is: 13,468.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,633.42 : 38,426.64 = 8,984.38 : x
  2. Step 2: Convert to fraction form
    25,633.42/38,426.64 = 8,984.38/x
  3. Step 3: Cross multiply
    25,633.42x = 38,426.64 × 8,984.38
  4. Step 4: Simplify right side
    25,633.42x = 345,239,535.88
  5. Step 5: Solve for x
    x = 345,239,535.88/25,633.42
  6. Step 6: Final answer
    x = 13,468.34

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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.