Home / 21,626.63-32,454.50-7,586.79

Finding the Fourth Proportional to 21,626.63, 32,454.50 and 7,586.79

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Solution

The fourth proportional to 21,626.63, 32,454.50 and 7,586.79 is: 11,385.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,626.63 : 32,454.50 = 7,586.79 : x
  2. Step 2: Convert to fraction form
    21,626.63/32,454.50 = 7,586.79/x
  3. Step 3: Cross multiply
    21,626.63x = 32,454.50 × 7,586.79
  4. Step 4: Simplify right side
    21,626.63x = 246,225,476.06
  5. Step 5: Solve for x
    x = 246,225,476.06/21,626.63
  6. Step 6: Final answer
    x = 11,385.29

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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.