Home / 35,743.92-49,325.64-20,636.07

Finding the Fourth Proportional to 35,743.92, 49,325.64 and 20,636.07

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Solution

The fourth proportional to 35,743.92, 49,325.64 and 20,636.07 is: 28,477.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,743.92 : 49,325.64 = 20,636.07 : x
  2. Step 2: Convert to fraction form
    35,743.92/49,325.64 = 20,636.07/x
  3. Step 3: Cross multiply
    35,743.92x = 49,325.64 × 20,636.07
  4. Step 4: Simplify right side
    35,743.92x = 1,017,887,359.83
  5. Step 5: Solve for x
    x = 1,017,887,359.83/35,743.92
  6. Step 6: Final answer
    x = 28,477.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.