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Finding the Fourth Proportional to 25,481.84, 35,182.08 and 19,502.84

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Solution

The fourth proportional to 25,481.84, 35,182.08 and 19,502.84 is: 26,927.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,481.84 : 35,182.08 = 19,502.84 : x
  2. Step 2: Convert to fraction form
    25,481.84/35,182.08 = 19,502.84/x
  3. Step 3: Cross multiply
    25,481.84x = 35,182.08 × 19,502.84
  4. Step 4: Simplify right side
    25,481.84x = 686,150,477.11
  5. Step 5: Solve for x
    x = 686,150,477.11/25,481.84
  6. Step 6: Final answer
    x = 26,927.04

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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.