Home / 18,592.30-25,649.95-11,876.18

Finding the Fourth Proportional to 18,592.30, 25,649.95 and 11,876.18

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Solution

The fourth proportional to 18,592.30, 25,649.95 and 11,876.18 is: 16,384.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,592.30 : 25,649.95 = 11,876.18 : x
  2. Step 2: Convert to fraction form
    18,592.30/25,649.95 = 11,876.18/x
  3. Step 3: Cross multiply
    18,592.30x = 25,649.95 × 11,876.18
  4. Step 4: Simplify right side
    18,592.30x = 304,623,393.50
  5. Step 5: Solve for x
    x = 304,623,393.50/18,592.30
  6. Step 6: Final answer
    x = 16,384.39

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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.