Home / 16,818.66-23,041.67-16,188.07

Finding the Fourth Proportional to 16,818.66, 23,041.67 and 16,188.07

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Solution

The fourth proportional to 16,818.66, 23,041.67 and 16,188.07 is: 22,177.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.66 : 23,041.67 = 16,188.07 : x
  2. Step 2: Convert to fraction form
    16,818.66/23,041.67 = 16,188.07/x
  3. Step 3: Cross multiply
    16,818.66x = 23,041.67 × 16,188.07
  4. Step 4: Simplify right side
    16,818.66x = 373,000,166.88
  5. Step 5: Solve for x
    x = 373,000,166.88/16,818.66
  6. Step 6: Final answer
    x = 22,177.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.