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Finding the Fourth Proportional to 25,695.70, 35,419.86 and 23,633.69

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Solution

The fourth proportional to 25,695.70, 35,419.86 and 23,633.69 is: 32,577.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,695.70 : 35,419.86 = 23,633.69 : x
  2. Step 2: Convert to fraction form
    25,695.70/35,419.86 = 23,633.69/x
  3. Step 3: Cross multiply
    25,695.70x = 35,419.86 × 23,633.69
  4. Step 4: Simplify right side
    25,695.70x = 837,101,813.98
  5. Step 5: Solve for x
    x = 837,101,813.98/25,695.70
  6. Step 6: Final answer
    x = 32,577.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.