Home / 25,476.43-35,156.83-14,145.58

Finding the Fourth Proportional to 25,476.43, 35,156.83 and 14,145.58

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Solution

The fourth proportional to 25,476.43, 35,156.83 and 14,145.58 is: 19,520.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,476.43 : 35,156.83 = 14,145.58 : x
  2. Step 2: Convert to fraction form
    25,476.43/35,156.83 = 14,145.58/x
  3. Step 3: Cross multiply
    25,476.43x = 35,156.83 × 14,145.58
  4. Step 4: Simplify right side
    25,476.43x = 497,313,751.31
  5. Step 5: Solve for x
    x = 497,313,751.31/25,476.43
  6. Step 6: Final answer
    x = 19,520.54

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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.