Home / 16,885.56-23,302.14-9,433.56

Finding the Fourth Proportional to 16,885.56, 23,302.14 and 9,433.56

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Solution

The fourth proportional to 16,885.56, 23,302.14 and 9,433.56 is: 13,018.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,885.56 : 23,302.14 = 9,433.56 : x
  2. Step 2: Convert to fraction form
    16,885.56/23,302.14 = 9,433.56/x
  3. Step 3: Cross multiply
    16,885.56x = 23,302.14 × 9,433.56
  4. Step 4: Simplify right side
    16,885.56x = 219,822,135.82
  5. Step 5: Solve for x
    x = 219,822,135.82/16,885.56
  6. Step 6: Final answer
    x = 13,018.35

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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.