Home / 25,474.94-35,155.84-14,145.17

Finding the Fourth Proportional to 25,474.94, 35,155.84 and 14,145.17

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Solution

The fourth proportional to 25,474.94, 35,155.84 and 14,145.17 is: 19,520.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,474.94 : 35,155.84 = 14,145.17 : x
  2. Step 2: Convert to fraction form
    25,474.94/35,155.84 = 14,145.17/x
  3. Step 3: Cross multiply
    25,474.94x = 35,155.84 × 14,145.17
  4. Step 4: Simplify right side
    25,474.94x = 497,285,333.29
  5. Step 5: Solve for x
    x = 497,285,333.29/25,474.94
  6. Step 6: Final answer
    x = 19,520.57

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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.