Home / 35,522.18-53,198.40-19,687.93

Finding the Fourth Proportional to 35,522.18, 53,198.40 and 19,687.93

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Solution

The fourth proportional to 35,522.18, 53,198.40 and 19,687.93 is: 29,484.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,522.18 : 53,198.40 = 19,687.93 : x
  2. Step 2: Convert to fraction form
    35,522.18/53,198.40 = 19,687.93/x
  3. Step 3: Cross multiply
    35,522.18x = 53,198.40 × 19,687.93
  4. Step 4: Simplify right side
    35,522.18x = 1,047,366,316.15
  5. Step 5: Solve for x
    x = 1,047,366,316.15/35,522.18
  6. Step 6: Final answer
    x = 29,484.86

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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.