Home / 10,744.80-16,117.20-9,967.20

Finding the Fourth Proportional to 10,744.80, 16,117.20 and 9,967.20

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Solution

The fourth proportional to 10,744.80, 16,117.20 and 9,967.20 is: 14,950.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,744.80 : 16,117.20 = 9,967.20 : x
  2. Step 2: Convert to fraction form
    10,744.80/16,117.20 = 9,967.20/x
  3. Step 3: Cross multiply
    10,744.80x = 16,117.20 × 9,967.20
  4. Step 4: Simplify right side
    10,744.80x = 160,643,355.84
  5. Step 5: Solve for x
    x = 160,643,355.84/10,744.80
  6. Step 6: Final answer
    x = 14,950.80

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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.