Home / 35,804.31-53,714.22-13,618.11

Finding the Fourth Proportional to 35,804.31, 53,714.22 and 13,618.11

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Solution

The fourth proportional to 35,804.31, 53,714.22 and 13,618.11 is: 20,430.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,804.31 : 53,714.22 = 13,618.11 : x
  2. Step 2: Convert to fraction form
    35,804.31/53,714.22 = 13,618.11/x
  3. Step 3: Cross multiply
    35,804.31x = 53,714.22 × 13,618.11
  4. Step 4: Simplify right side
    35,804.31x = 731,486,156.52
  5. Step 5: Solve for x
    x = 731,486,156.52/35,804.31
  6. Step 6: Final answer
    x = 20,430.11

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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.