Home / 35,434.40-53,083.52-19,804.64

Finding the Fourth Proportional to 35,434.40, 53,083.52 and 19,804.64

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Solution

The fourth proportional to 35,434.40, 53,083.52 and 19,804.64 is: 29,668.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,434.40 : 53,083.52 = 19,804.64 : x
  2. Step 2: Convert to fraction form
    35,434.40/53,083.52 = 19,804.64/x
  3. Step 3: Cross multiply
    35,434.40x = 53,083.52 × 19,804.64
  4. Step 4: Simplify right side
    35,434.40x = 1,051,300,003.53
  5. Step 5: Solve for x
    x = 1,051,300,003.53/35,434.40
  6. Step 6: Final answer
    x = 29,668.91

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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.