Home / 35,456.54-53,217.62-17,938.68

Finding the Fourth Proportional to 35,456.54, 53,217.62 and 17,938.68

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Solution

The fourth proportional to 35,456.54, 53,217.62 and 17,938.68 is: 26,924.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,456.54 : 53,217.62 = 17,938.68 : x
  2. Step 2: Convert to fraction form
    35,456.54/53,217.62 = 17,938.68/x
  3. Step 3: Cross multiply
    35,456.54x = 53,217.62 × 17,938.68
  4. Step 4: Simplify right side
    35,456.54x = 954,653,855.54
  5. Step 5: Solve for x
    x = 954,653,855.54/35,456.54
  6. Step 6: Final answer
    x = 26,924.62

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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.