Home / 14,361.90-21,534.03-5,586.59

Finding the Fourth Proportional to 14,361.90, 21,534.03 and 5,586.59

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Solution

The fourth proportional to 14,361.90, 21,534.03 and 5,586.59 is: 8,376.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,361.90 : 21,534.03 = 5,586.59 : x
  2. Step 2: Convert to fraction form
    14,361.90/21,534.03 = 5,586.59/x
  3. Step 3: Cross multiply
    14,361.90x = 21,534.03 × 5,586.59
  4. Step 4: Simplify right side
    14,361.90x = 120,301,688.99
  5. Step 5: Solve for x
    x = 120,301,688.99/14,361.90
  6. Step 6: Final answer
    x = 8,376.45

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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.