Home / 17,939.64-24,762.60-16,047.90

Finding the Fourth Proportional to 17,939.64, 24,762.60 and 16,047.90

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Solution

The fourth proportional to 17,939.64, 24,762.60 and 16,047.90 is: 22,151.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,939.64 : 24,762.60 = 16,047.90 : x
  2. Step 2: Convert to fraction form
    17,939.64/24,762.60 = 16,047.90/x
  3. Step 3: Cross multiply
    17,939.64x = 24,762.60 × 16,047.90
  4. Step 4: Simplify right side
    17,939.64x = 397,387,728.54
  5. Step 5: Solve for x
    x = 397,387,728.54/17,939.64
  6. Step 6: Final answer
    x = 22,151.38

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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.