Home / 13,446.48-20,172.46-4,682.08

Finding the Fourth Proportional to 13,446.48, 20,172.46 and 4,682.08

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Solution

The fourth proportional to 13,446.48, 20,172.46 and 4,682.08 is: 7,024.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,446.48 : 20,172.46 = 4,682.08 : x
  2. Step 2: Convert to fraction form
    13,446.48/20,172.46 = 4,682.08/x
  3. Step 3: Cross multiply
    13,446.48x = 20,172.46 × 4,682.08
  4. Step 4: Simplify right side
    13,446.48x = 94,449,017.32
  5. Step 5: Solve for x
    x = 94,449,017.32/13,446.48
  6. Step 6: Final answer
    x = 7,024.07

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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.