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Finding the Fourth Proportional to 25,406.19, 35,060.57 and 14,228.19

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Solution

The fourth proportional to 25,406.19, 35,060.57 and 14,228.19 is: 19,634.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,406.19 : 35,060.57 = 14,228.19 : x
  2. Step 2: Convert to fraction form
    25,406.19/35,060.57 = 14,228.19/x
  3. Step 3: Cross multiply
    25,406.19x = 35,060.57 × 14,228.19
  4. Step 4: Simplify right side
    25,406.19x = 498,848,451.47
  5. Step 5: Solve for x
    x = 498,848,451.47/25,406.19
  6. Step 6: Final answer
    x = 19,634.92

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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.