Home / 35,787.55-53,664.66-13,282.56

Finding the Fourth Proportional to 35,787.55, 53,664.66 and 13,282.56

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Solution

The fourth proportional to 35,787.55, 53,664.66 and 13,282.56 is: 19,917.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,787.55 : 53,664.66 = 13,282.56 : x
  2. Step 2: Convert to fraction form
    35,787.55/53,664.66 = 13,282.56/x
  3. Step 3: Cross multiply
    35,787.55x = 53,664.66 × 13,282.56
  4. Step 4: Simplify right side
    35,787.55x = 712,803,965.37
  5. Step 5: Solve for x
    x = 712,803,965.37/35,787.55
  6. Step 6: Final answer
    x = 19,917.65

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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.