Home / 14,351.23-21,526.71-4,991.22

Finding the Fourth Proportional to 14,351.23, 21,526.71 and 4,991.22

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Solution

The fourth proportional to 14,351.23, 21,526.71 and 4,991.22 is: 7,486.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,351.23 : 21,526.71 = 4,991.22 : x
  2. Step 2: Convert to fraction form
    14,351.23/21,526.71 = 4,991.22/x
  3. Step 3: Cross multiply
    14,351.23x = 21,526.71 × 4,991.22
  4. Step 4: Simplify right side
    14,351.23x = 107,444,554.84
  5. Step 5: Solve for x
    x = 107,444,554.84/14,351.23
  6. Step 6: Final answer
    x = 7,486.79

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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.