Home / 16,169.12-22,314.30-10,782.26

Finding the Fourth Proportional to 16,169.12, 22,314.30 and 10,782.26

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Solution

The fourth proportional to 16,169.12, 22,314.30 and 10,782.26 is: 14,880.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,169.12 : 22,314.30 = 10,782.26 : x
  2. Step 2: Convert to fraction form
    16,169.12/22,314.30 = 10,782.26/x
  3. Step 3: Cross multiply
    16,169.12x = 22,314.30 × 10,782.26
  4. Step 4: Simplify right side
    16,169.12x = 240,598,584.32
  5. Step 5: Solve for x
    x = 240,598,584.32/16,169.12
  6. Step 6: Final answer
    x = 14,880.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.