Home / 25,618.10-38,434.57-10,622.43

Finding the Fourth Proportional to 25,618.10, 38,434.57 and 10,622.43

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Solution

The fourth proportional to 25,618.10, 38,434.57 and 10,622.43 is: 15,936.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,618.10 : 38,434.57 = 10,622.43 : x
  2. Step 2: Convert to fraction form
    25,618.10/38,434.57 = 10,622.43/x
  3. Step 3: Cross multiply
    25,618.10x = 38,434.57 × 10,622.43
  4. Step 4: Simplify right side
    25,618.10x = 408,268,502.85
  5. Step 5: Solve for x
    x = 408,268,502.85/25,618.10
  6. Step 6: Final answer
    x = 15,936.72

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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.