Home / 14,343.57-21,515.35-4,482.88

Finding the Fourth Proportional to 14,343.57, 21,515.35 and 4,482.88

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Solution

The fourth proportional to 14,343.57, 21,515.35 and 4,482.88 is: 6,724.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,343.57 : 21,515.35 = 4,482.88 : x
  2. Step 2: Convert to fraction form
    14,343.57/21,515.35 = 4,482.88/x
  3. Step 3: Cross multiply
    14,343.57x = 21,515.35 × 4,482.88
  4. Step 4: Simplify right side
    14,343.57x = 96,450,732.21
  5. Step 5: Solve for x
    x = 96,450,732.21/14,343.57
  6. Step 6: Final answer
    x = 6,724.32

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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.