Home / 15,781.37-23,649.50-11,588.49

Finding the Fourth Proportional to 15,781.37, 23,649.50 and 11,588.49

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Solution

The fourth proportional to 15,781.37, 23,649.50 and 11,588.49 is: 17,366.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,781.37 : 23,649.50 = 11,588.49 : x
  2. Step 2: Convert to fraction form
    15,781.37/23,649.50 = 11,588.49/x
  3. Step 3: Cross multiply
    15,781.37x = 23,649.50 × 11,588.49
  4. Step 4: Simplify right side
    15,781.37x = 274,061,876.01
  5. Step 5: Solve for x
    x = 274,061,876.01/15,781.37
  6. Step 6: Final answer
    x = 17,366.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.