Home / 26,649.44-39,999.28-19,607.99

Finding the Fourth Proportional to 26,649.44, 39,999.28 and 19,607.99

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Solution

The fourth proportional to 26,649.44, 39,999.28 and 19,607.99 is: 29,430.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,649.44 : 39,999.28 = 19,607.99 : x
  2. Step 2: Convert to fraction form
    26,649.44/39,999.28 = 19,607.99/x
  3. Step 3: Cross multiply
    26,649.44x = 39,999.28 × 19,607.99
  4. Step 4: Simplify right side
    26,649.44x = 784,305,382.25
  5. Step 5: Solve for x
    x = 784,305,382.25/26,649.44
  6. Step 6: Final answer
    x = 29,430.46

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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.