Home / 44,522.40-66,763.92-13,351.68

Finding the Fourth Proportional to 44,522.40, 66,763.92 and 13,351.68

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Solution

The fourth proportional to 44,522.40, 66,763.92 and 13,351.68 is: 20,021.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,522.40 : 66,763.92 = 13,351.68 : x
  2. Step 2: Convert to fraction form
    44,522.40/66,763.92 = 13,351.68/x
  3. Step 3: Cross multiply
    44,522.40x = 66,763.92 × 13,351.68
  4. Step 4: Simplify right side
    44,522.40x = 891,410,495.39
  5. Step 5: Solve for x
    x = 891,410,495.39/44,522.40
  6. Step 6: Final answer
    x = 20,021.62

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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.