Home / 16,500.32-22,770.48-9,426.72

Finding the Fourth Proportional to 16,500.32, 22,770.48 and 9,426.72

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Solution

The fourth proportional to 16,500.32, 22,770.48 and 9,426.72 is: 13,008.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,500.32 : 22,770.48 = 9,426.72 : x
  2. Step 2: Convert to fraction form
    16,500.32/22,770.48 = 9,426.72/x
  3. Step 3: Cross multiply
    16,500.32x = 22,770.48 × 9,426.72
  4. Step 4: Simplify right side
    16,500.32x = 214,650,939.23
  5. Step 5: Solve for x
    x = 214,650,939.23/16,500.32
  6. Step 6: Final answer
    x = 13,008.90

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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.