Home / 13,908.59-20,871.93-6,018.80

Finding the Fourth Proportional to 13,908.59, 20,871.93 and 6,018.80

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Solution

The fourth proportional to 13,908.59, 20,871.93 and 6,018.80 is: 9,032.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,908.59 : 20,871.93 = 6,018.80 : x
  2. Step 2: Convert to fraction form
    13,908.59/20,871.93 = 6,018.80/x
  3. Step 3: Cross multiply
    13,908.59x = 20,871.93 × 6,018.80
  4. Step 4: Simplify right side
    13,908.59x = 125,623,867.92
  5. Step 5: Solve for x
    x = 125,623,867.92/13,908.59
  6. Step 6: Final answer
    x = 9,032.11

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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.