Home / 14,571.75-21,842.46-9,892.20

Finding the Fourth Proportional to 14,571.75, 21,842.46 and 9,892.20

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Solution

The fourth proportional to 14,571.75, 21,842.46 and 9,892.20 is: 14,828.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,571.75 : 21,842.46 = 9,892.20 : x
  2. Step 2: Convert to fraction form
    14,571.75/21,842.46 = 9,892.20/x
  3. Step 3: Cross multiply
    14,571.75x = 21,842.46 × 9,892.20
  4. Step 4: Simplify right side
    14,571.75x = 216,069,982.81
  5. Step 5: Solve for x
    x = 216,069,982.81/14,571.75
  6. Step 6: Final answer
    x = 14,828.01

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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.