Home / 14,185.55-21,285.62-6,293.48

Finding the Fourth Proportional to 14,185.55, 21,285.62 and 6,293.48

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Solution

The fourth proportional to 14,185.55, 21,285.62 and 6,293.48 is: 9,443.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.55 : 21,285.62 = 6,293.48 : x
  2. Step 2: Convert to fraction form
    14,185.55/21,285.62 = 6,293.48/x
  3. Step 3: Cross multiply
    14,185.55x = 21,285.62 × 6,293.48
  4. Step 4: Simplify right side
    14,185.55x = 133,960,485.86
  5. Step 5: Solve for x
    x = 133,960,485.86/14,185.55
  6. Step 6: Final answer
    x = 9,443.45

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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.