Home / 14,156.93-21,245.56-5,273.48

Finding the Fourth Proportional to 14,156.93, 21,245.56 and 5,273.48

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Solution

The fourth proportional to 14,156.93, 21,245.56 and 5,273.48 is: 7,914.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,156.93 : 21,245.56 = 5,273.48 : x
  2. Step 2: Convert to fraction form
    14,156.93/21,245.56 = 5,273.48/x
  3. Step 3: Cross multiply
    14,156.93x = 21,245.56 × 5,273.48
  4. Step 4: Simplify right side
    14,156.93x = 112,038,035.75
  5. Step 5: Solve for x
    x = 112,038,035.75/14,156.93
  6. Step 6: Final answer
    x = 7,914.01

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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.