Home / 17,165.52-25,699.68-10,909.98

Finding the Fourth Proportional to 17,165.52, 25,699.68 and 10,909.98

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Solution

The fourth proportional to 17,165.52, 25,699.68 and 10,909.98 is: 16,334.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,165.52 : 25,699.68 = 10,909.98 : x
  2. Step 2: Convert to fraction form
    17,165.52/25,699.68 = 10,909.98/x
  3. Step 3: Cross multiply
    17,165.52x = 25,699.68 × 10,909.98
  4. Step 4: Simplify right side
    17,165.52x = 280,382,994.81
  5. Step 5: Solve for x
    x = 280,382,994.81/17,165.52
  6. Step 6: Final answer
    x = 16,334.08

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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.