Home / 14,351.06-21,527.50-3,820.91

Finding the Fourth Proportional to 14,351.06, 21,527.50 and 3,820.91

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Solution

The fourth proportional to 14,351.06, 21,527.50 and 3,820.91 is: 5,731.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,351.06 : 21,527.50 = 3,820.91 : x
  2. Step 2: Convert to fraction form
    14,351.06/21,527.50 = 3,820.91/x
  3. Step 3: Cross multiply
    14,351.06x = 21,527.50 × 3,820.91
  4. Step 4: Simplify right side
    14,351.06x = 82,254,522.84
  5. Step 5: Solve for x
    x = 82,254,522.84/14,351.06
  6. Step 6: Final answer
    x = 5,731.60

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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.