Home / 13,944.04-20,915.58-6,544.36

Finding the Fourth Proportional to 13,944.04, 20,915.58 and 6,544.36

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Solution

The fourth proportional to 13,944.04, 20,915.58 and 6,544.36 is: 9,816.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944.04 : 20,915.58 = 6,544.36 : x
  2. Step 2: Convert to fraction form
    13,944.04/20,915.58 = 6,544.36/x
  3. Step 3: Cross multiply
    13,944.04x = 20,915.58 × 6,544.36
  4. Step 4: Simplify right side
    13,944.04x = 136,879,085.13
  5. Step 5: Solve for x
    x = 136,879,085.13/13,944.04
  6. Step 6: Final answer
    x = 9,816.31

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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.