Home / 16,255.04-22,430.94-9,180.32

Finding the Fourth Proportional to 16,255.04, 22,430.94 and 9,180.32

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Solution

The fourth proportional to 16,255.04, 22,430.94 and 9,180.32 is: 12,668.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,255.04 : 22,430.94 = 9,180.32 : x
  2. Step 2: Convert to fraction form
    16,255.04/22,430.94 = 9,180.32/x
  3. Step 3: Cross multiply
    16,255.04x = 22,430.94 × 9,180.32
  4. Step 4: Simplify right side
    16,255.04x = 205,923,207.10
  5. Step 5: Solve for x
    x = 205,923,207.10/16,255.04
  6. Step 6: Final answer
    x = 12,668.27

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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.