Home / 17,548.20-26,309.88-8,776.80

Finding the Fourth Proportional to 17,548.20, 26,309.88 and 8,776.80

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Solution

The fourth proportional to 17,548.20, 26,309.88 and 8,776.80 is: 13,158.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,548.20 : 26,309.88 = 8,776.80 : x
  2. Step 2: Convert to fraction form
    17,548.20/26,309.88 = 8,776.80/x
  3. Step 3: Cross multiply
    17,548.20x = 26,309.88 × 8,776.80
  4. Step 4: Simplify right side
    17,548.20x = 230,916,554.78
  5. Step 5: Solve for x
    x = 230,916,554.78/17,548.20
  6. Step 6: Final answer
    x = 13,158.99

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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.