Home / 35,837.83-53,689.31-21,002.68

Finding the Fourth Proportional to 35,837.83, 53,689.31 and 21,002.68

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Solution

The fourth proportional to 35,837.83, 53,689.31 and 21,002.68 is: 31,464.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,837.83 : 53,689.31 = 21,002.68 : x
  2. Step 2: Convert to fraction form
    35,837.83/53,689.31 = 21,002.68/x
  3. Step 3: Cross multiply
    35,837.83x = 53,689.31 × 21,002.68
  4. Step 4: Simplify right side
    35,837.83x = 1,127,619,397.35
  5. Step 5: Solve for x
    x = 1,127,619,397.35/35,837.83
  6. Step 6: Final answer
    x = 31,464.50

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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.