Home / 12,984.03-19,476.05-3,624.08

Finding the Fourth Proportional to 12,984.03, 19,476.05 and 3,624.08

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Solution

The fourth proportional to 12,984.03, 19,476.05 and 3,624.08 is: 5,436.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,984.03 : 19,476.05 = 3,624.08 : x
  2. Step 2: Convert to fraction form
    12,984.03/19,476.05 = 3,624.08/x
  3. Step 3: Cross multiply
    12,984.03x = 19,476.05 × 3,624.08
  4. Step 4: Simplify right side
    12,984.03x = 70,582,647.78
  5. Step 5: Solve for x
    x = 70,582,647.78/12,984.03
  6. Step 6: Final answer
    x = 5,436.11

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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.