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Finding the Fourth Proportional to 16,774.63, 25,165.82 and 4,928.58

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Solution

The fourth proportional to 16,774.63, 25,165.82 and 4,928.58 is: 7,394.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,774.63 : 25,165.82 = 4,928.58 : x
  2. Step 2: Convert to fraction form
    16,774.63/25,165.82 = 4,928.58/x
  3. Step 3: Cross multiply
    16,774.63x = 25,165.82 × 4,928.58
  4. Step 4: Simplify right side
    16,774.63x = 124,031,769.46
  5. Step 5: Solve for x
    x = 124,031,769.46/16,774.63
  6. Step 6: Final answer
    x = 7,394.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.