Home / 39,353.78-59,039.44-14,393.28

Finding the Fourth Proportional to 39,353.78, 59,039.44 and 14,393.28

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Solution

The fourth proportional to 39,353.78, 59,039.44 and 14,393.28 is: 21,593.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,353.78 : 59,039.44 = 14,393.28 : x
  2. Step 2: Convert to fraction form
    39,353.78/59,039.44 = 14,393.28/x
  3. Step 3: Cross multiply
    39,353.78x = 59,039.44 × 14,393.28
  4. Step 4: Simplify right side
    39,353.78x = 849,771,190.96
  5. Step 5: Solve for x
    x = 849,771,190.96/39,353.78
  6. Step 6: Final answer
    x = 21,593.13

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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.