Home / 35,721.93-53,572.16-22,415.12

Finding the Fourth Proportional to 35,721.93, 53,572.16 and 22,415.12

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Solution

The fourth proportional to 35,721.93, 53,572.16 and 22,415.12 is: 33,615.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,721.93 : 53,572.16 = 22,415.12 : x
  2. Step 2: Convert to fraction form
    35,721.93/53,572.16 = 22,415.12/x
  3. Step 3: Cross multiply
    35,721.93x = 53,572.16 × 22,415.12
  4. Step 4: Simplify right side
    35,721.93x = 1,200,826,015.12
  5. Step 5: Solve for x
    x = 1,200,826,015.12/35,721.93
  6. Step 6: Final answer
    x = 33,615.93

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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.