Home / 23,104.11-31,885.05-13,549.35

Finding the Fourth Proportional to 23,104.11, 31,885.05 and 13,549.35

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Solution

The fourth proportional to 23,104.11, 31,885.05 and 13,549.35 is: 18,698.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,104.11 : 31,885.05 = 13,549.35 : x
  2. Step 2: Convert to fraction form
    23,104.11/31,885.05 = 13,549.35/x
  3. Step 3: Cross multiply
    23,104.11x = 31,885.05 × 13,549.35
  4. Step 4: Simplify right side
    23,104.11x = 432,021,702.22
  5. Step 5: Solve for x
    x = 432,021,702.22/23,104.11
  6. Step 6: Final answer
    x = 18,698.91

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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.