Home / 16,543.48-22,820.77-10,165.65

Finding the Fourth Proportional to 16,543.48, 22,820.77 and 10,165.65

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Solution

The fourth proportional to 16,543.48, 22,820.77 and 10,165.65 is: 14,022.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,543.48 : 22,820.77 = 10,165.65 : x
  2. Step 2: Convert to fraction form
    16,543.48/22,820.77 = 10,165.65/x
  3. Step 3: Cross multiply
    16,543.48x = 22,820.77 × 10,165.65
  4. Step 4: Simplify right side
    16,543.48x = 231,987,960.55
  5. Step 5: Solve for x
    x = 231,987,960.55/16,543.48
  6. Step 6: Final answer
    x = 14,022.92

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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.