Home / 16,835.64-23,233.24-9,178.87

Finding the Fourth Proportional to 16,835.64, 23,233.24 and 9,178.87

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Solution

The fourth proportional to 16,835.64, 23,233.24 and 9,178.87 is: 12,666.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,835.64 : 23,233.24 = 9,178.87 : x
  2. Step 2: Convert to fraction form
    16,835.64/23,233.24 = 9,178.87/x
  3. Step 3: Cross multiply
    16,835.64x = 23,233.24 × 9,178.87
  4. Step 4: Simplify right side
    16,835.64x = 213,254,773.47
  5. Step 5: Solve for x
    x = 213,254,773.47/16,835.64
  6. Step 6: Final answer
    x = 12,666.86

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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.