Home / 35,731.24-53,581.32-15,740.32

Finding the Fourth Proportional to 35,731.24, 53,581.32 and 15,740.32

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Solution

The fourth proportional to 35,731.24, 53,581.32 and 15,740.32 is: 23,603.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,731.24 : 53,581.32 = 15,740.32 : x
  2. Step 2: Convert to fraction form
    35,731.24/53,581.32 = 15,740.32/x
  3. Step 3: Cross multiply
    35,731.24x = 53,581.32 × 15,740.32
  4. Step 4: Simplify right side
    35,731.24x = 843,387,122.82
  5. Step 5: Solve for x
    x = 843,387,122.82/35,731.24
  6. Step 6: Final answer
    x = 23,603.63

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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.