Home / 13,904.04-20,853.86-4,544

Finding the Fourth Proportional to 13,904.04, 20,853.86 and 4,544

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Solution

The fourth proportional to 13,904.04, 20,853.86 and 4,544 is: 6,815.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,904.04 : 20,853.86 = 4,544 : x
  2. Step 2: Convert to fraction form
    13,904.04/20,853.86 = 4,544/x
  3. Step 3: Cross multiply
    13,904.04x = 20,853.86 × 4,544
  4. Step 4: Simplify right side
    13,904.04x = 94,759,939.84
  5. Step 5: Solve for x
    x = 94,759,939.84/13,904.04
  6. Step 6: Final answer
    x = 6,815.28

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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.