Home / 25,481.79-35,164.70-14,151.35

Finding the Fourth Proportional to 25,481.79, 35,164.70 and 14,151.35

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Solution

The fourth proportional to 25,481.79, 35,164.70 and 14,151.35 is: 19,528.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,481.79 : 35,164.70 = 14,151.35 : x
  2. Step 2: Convert to fraction form
    25,481.79/35,164.70 = 14,151.35/x
  3. Step 3: Cross multiply
    25,481.79x = 35,164.70 × 14,151.35
  4. Step 4: Simplify right side
    25,481.79x = 497,627,730.76
  5. Step 5: Solve for x
    x = 497,627,730.76/25,481.79
  6. Step 6: Final answer
    x = 19,528.76

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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.