Home / 35,917.11-53,871.53-13,730.00

Finding the Fourth Proportional to 35,917.11, 53,871.53 and 13,730.00

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Solution

The fourth proportional to 35,917.11, 53,871.53 and 13,730.00 is: 20,593.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,917.11 : 53,871.53 = 13,730.00 : x
  2. Step 2: Convert to fraction form
    35,917.11/53,871.53 = 13,730.00/x
  3. Step 3: Cross multiply
    35,917.11x = 53,871.53 × 13,730.00
  4. Step 4: Simplify right side
    35,917.11x = 739,655,768.89
  5. Step 5: Solve for x
    x = 739,655,768.89/35,917.11
  6. Step 6: Final answer
    x = 20,593.41

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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.