Home / 13,612.25-20,421.11-4,846.03

Finding the Fourth Proportional to 13,612.25, 20,421.11 and 4,846.03

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Solution

The fourth proportional to 13,612.25, 20,421.11 and 4,846.03 is: 7,270.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,612.25 : 20,421.11 = 4,846.03 : x
  2. Step 2: Convert to fraction form
    13,612.25/20,421.11 = 4,846.03/x
  3. Step 3: Cross multiply
    13,612.25x = 20,421.11 × 4,846.03
  4. Step 4: Simplify right side
    13,612.25x = 98,961,272.76
  5. Step 5: Solve for x
    x = 98,961,272.76/13,612.25
  6. Step 6: Final answer
    x = 7,270.01

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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.