Home / 35,854.11-49,477.64-20,749.23

Finding the Fourth Proportional to 35,854.11, 49,477.64 and 20,749.23

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Solution

The fourth proportional to 35,854.11, 49,477.64 and 20,749.23 is: 28,633.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,854.11 : 49,477.64 = 20,749.23 : x
  2. Step 2: Convert to fraction form
    35,854.11/49,477.64 = 20,749.23/x
  3. Step 3: Cross multiply
    35,854.11x = 49,477.64 × 20,749.23
  4. Step 4: Simplify right side
    35,854.11x = 1,026,622,828.47
  5. Step 5: Solve for x
    x = 1,026,622,828.47/35,854.11
  6. Step 6: Final answer
    x = 28,633.34

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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.