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Finding the Fourth Proportional to 17,045.80, 25,595.10 and 9,269.80

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Solution

The fourth proportional to 17,045.80, 25,595.10 and 9,269.80 is: 13,919.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,045.80 : 25,595.10 = 9,269.80 : x
  2. Step 2: Convert to fraction form
    17,045.80/25,595.10 = 9,269.80/x
  3. Step 3: Cross multiply
    17,045.80x = 25,595.10 × 9,269.80
  4. Step 4: Simplify right side
    17,045.80x = 237,261,457.98
  5. Step 5: Solve for x
    x = 237,261,457.98/17,045.80
  6. Step 6: Final answer
    x = 13,919.06

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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.