Home / 35,189.96-52,792.64-11,815.80

Finding the Fourth Proportional to 35,189.96, 52,792.64 and 11,815.80

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Solution

The fourth proportional to 35,189.96, 52,792.64 and 11,815.80 is: 17,726.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,189.96 : 52,792.64 = 11,815.80 : x
  2. Step 2: Convert to fraction form
    35,189.96/52,792.64 = 11,815.80/x
  3. Step 3: Cross multiply
    35,189.96x = 52,792.64 × 11,815.80
  4. Step 4: Simplify right side
    35,189.96x = 623,787,275.71
  5. Step 5: Solve for x
    x = 623,787,275.71/35,189.96
  6. Step 6: Final answer
    x = 17,726.29

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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.