Home / 13,325.41-19,984.63-3,962.91

Finding the Fourth Proportional to 13,325.41, 19,984.63 and 3,962.91

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Solution

The fourth proportional to 13,325.41, 19,984.63 and 3,962.91 is: 5,943.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325.41 : 19,984.63 = 3,962.91 : x
  2. Step 2: Convert to fraction form
    13,325.41/19,984.63 = 3,962.91/x
  3. Step 3: Cross multiply
    13,325.41x = 19,984.63 × 3,962.91
  4. Step 4: Simplify right side
    13,325.41x = 79,197,190.15
  5. Step 5: Solve for x
    x = 79,197,190.15/13,325.41
  6. Step 6: Final answer
    x = 5,943.32

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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.