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Finding the Fourth Proportional to 17,047.80, 25,598.10 and 9,271.80

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Solution

The fourth proportional to 17,047.80, 25,598.10 and 9,271.80 is: 13,922.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,047.80 : 25,598.10 = 9,271.80 : x
  2. Step 2: Convert to fraction form
    17,047.80/25,598.10 = 9,271.80/x
  3. Step 3: Cross multiply
    17,047.80x = 25,598.10 × 9,271.80
  4. Step 4: Simplify right side
    17,047.80x = 237,340,463.58
  5. Step 5: Solve for x
    x = 237,340,463.58/17,047.80
  6. Step 6: Final answer
    x = 13,922.06

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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.