Home / 13,235.84-19,853.04-3,875.48

Finding the Fourth Proportional to 13,235.84, 19,853.04 and 3,875.48

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Solution

The fourth proportional to 13,235.84, 19,853.04 and 3,875.48 is: 5,813.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235.84 : 19,853.04 = 3,875.48 : x
  2. Step 2: Convert to fraction form
    13,235.84/19,853.04 = 3,875.48/x
  3. Step 3: Cross multiply
    13,235.84x = 19,853.04 × 3,875.48
  4. Step 4: Simplify right side
    13,235.84x = 76,940,059.46
  5. Step 5: Solve for x
    x = 76,940,059.46/13,235.84
  6. Step 6: Final answer
    x = 5,813.01

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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.