Home / 14,133.90-21,177.27-6,224.64

Finding the Fourth Proportional to 14,133.90, 21,177.27 and 6,224.64

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Solution

The fourth proportional to 14,133.90, 21,177.27 and 6,224.64 is: 9,326.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133.90 : 21,177.27 = 6,224.64 : x
  2. Step 2: Convert to fraction form
    14,133.90/21,177.27 = 6,224.64/x
  3. Step 3: Cross multiply
    14,133.90x = 21,177.27 × 6,224.64
  4. Step 4: Simplify right side
    14,133.90x = 131,820,881.93
  5. Step 5: Solve for x
    x = 131,820,881.93/14,133.90
  6. Step 6: Final answer
    x = 9,326.58

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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.