Home / 35,905.06-53,859.63-10,945.90

Finding the Fourth Proportional to 35,905.06, 53,859.63 and 10,945.90

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Solution

The fourth proportional to 35,905.06, 53,859.63 and 10,945.90 is: 16,419.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,905.06 : 53,859.63 = 10,945.90 : x
  2. Step 2: Convert to fraction form
    35,905.06/53,859.63 = 10,945.90/x
  3. Step 3: Cross multiply
    35,905.06x = 53,859.63 × 10,945.90
  4. Step 4: Simplify right side
    35,905.06x = 589,542,124.02
  5. Step 5: Solve for x
    x = 589,542,124.02/35,905.06
  6. Step 6: Final answer
    x = 16,419.47

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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.