Home / 35,787.51-53,664.60-13,282.51

Finding the Fourth Proportional to 35,787.51, 53,664.60 and 13,282.51

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Solution

The fourth proportional to 35,787.51, 53,664.60 and 13,282.51 is: 19,917.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,787.51 : 53,664.60 = 13,282.51 : x
  2. Step 2: Convert to fraction form
    35,787.51/53,664.60 = 13,282.51/x
  3. Step 3: Cross multiply
    35,787.51x = 53,664.60 × 13,282.51
  4. Step 4: Simplify right side
    35,787.51x = 712,800,586.15
  5. Step 5: Solve for x
    x = 712,800,586.15/35,787.51
  6. Step 6: Final answer
    x = 19,917.58

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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.