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Finding the Fourth Proportional to 17,038.49, 25,557.84 and 6,505.65

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Solution

The fourth proportional to 17,038.49, 25,557.84 and 6,505.65 is: 9,758.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,038.49 : 25,557.84 = 6,505.65 : x
  2. Step 2: Convert to fraction form
    17,038.49/25,557.84 = 6,505.65/x
  3. Step 3: Cross multiply
    17,038.49x = 25,557.84 × 6,505.65
  4. Step 4: Simplify right side
    17,038.49x = 166,270,361.80
  5. Step 5: Solve for x
    x = 166,270,361.80/17,038.49
  6. Step 6: Final answer
    x = 9,758.52

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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.