Home / 27,630.04-38,142.26-16,295.72

Finding the Fourth Proportional to 27,630.04, 38,142.26 and 16,295.72

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Solution

The fourth proportional to 27,630.04, 38,142.26 and 16,295.72 is: 22,495.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,630.04 : 38,142.26 = 16,295.72 : x
  2. Step 2: Convert to fraction form
    27,630.04/38,142.26 = 16,295.72/x
  3. Step 3: Cross multiply
    27,630.04x = 38,142.26 × 16,295.72
  4. Step 4: Simplify right side
    27,630.04x = 621,555,589.13
  5. Step 5: Solve for x
    x = 621,555,589.13/27,630.04
  6. Step 6: Final answer
    x = 22,495.65

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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.