Home / 13,816.62-20,720.61-6,017.58

Finding the Fourth Proportional to 13,816.62, 20,720.61 and 6,017.58

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Solution

The fourth proportional to 13,816.62, 20,720.61 and 6,017.58 is: 9,024.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,816.62 : 20,720.61 = 6,017.58 : x
  2. Step 2: Convert to fraction form
    13,816.62/20,720.61 = 6,017.58/x
  3. Step 3: Cross multiply
    13,816.62x = 20,720.61 × 6,017.58
  4. Step 4: Simplify right side
    13,816.62x = 124,687,928.32
  5. Step 5: Solve for x
    x = 124,687,928.32/13,816.62
  6. Step 6: Final answer
    x = 9,024.49

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1.5x scale

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.