Home / 13,325.49-19,984.75-3,962.99

Finding the Fourth Proportional to 13,325.49, 19,984.75 and 3,962.99

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Solution

The fourth proportional to 13,325.49, 19,984.75 and 3,962.99 is: 5,943.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325.49 : 19,984.75 = 3,962.99 : x
  2. Step 2: Convert to fraction form
    13,325.49/19,984.75 = 3,962.99/x
  3. Step 3: Cross multiply
    13,325.49x = 19,984.75 × 3,962.99
  4. Step 4: Simplify right side
    13,325.49x = 79,199,244.66
  5. Step 5: Solve for x
    x = 79,199,244.66/13,325.49
  6. Step 6: Final answer
    x = 5,943.44

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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.