Home / 14,364.68-21,534.06-9,984.20

Finding the Fourth Proportional to 14,364.68, 21,534.06 and 9,984.20

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Solution

The fourth proportional to 14,364.68, 21,534.06 and 9,984.20 is: 14,967.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,364.68 : 21,534.06 = 9,984.20 : x
  2. Step 2: Convert to fraction form
    14,364.68/21,534.06 = 9,984.20/x
  3. Step 3: Cross multiply
    14,364.68x = 21,534.06 × 9,984.20
  4. Step 4: Simplify right side
    14,364.68x = 215,000,361.85
  5. Step 5: Solve for x
    x = 215,000,361.85/14,364.68
  6. Step 6: Final answer
    x = 14,967.29

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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.