Home / 14,561.55-21,842.33-13,222.35

Finding the Fourth Proportional to 14,561.55, 21,842.33 and 13,222.35

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Solution

The fourth proportional to 14,561.55, 21,842.33 and 13,222.35 is: 19,833.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,561.55 : 21,842.33 = 13,222.35 : x
  2. Step 2: Convert to fraction form
    14,561.55/21,842.33 = 13,222.35/x
  3. Step 3: Cross multiply
    14,561.55x = 21,842.33 × 13,222.35
  4. Step 4: Simplify right side
    14,561.55x = 288,806,865.96
  5. Step 5: Solve for x
    x = 288,806,865.96/14,561.55
  6. Step 6: Final answer
    x = 19,833.53

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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.