Home / 44,519.76-66,790.44-13,355.01

Finding the Fourth Proportional to 44,519.76, 66,790.44 and 13,355.01

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Solution

The fourth proportional to 44,519.76, 66,790.44 and 13,355.01 is: 20,035.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,519.76 : 66,790.44 = 13,355.01 : x
  2. Step 2: Convert to fraction form
    44,519.76/66,790.44 = 13,355.01/x
  3. Step 3: Cross multiply
    44,519.76x = 66,790.44 × 13,355.01
  4. Step 4: Simplify right side
    44,519.76x = 891,986,994.10
  5. Step 5: Solve for x
    x = 891,986,994.10/44,519.76
  6. Step 6: Final answer
    x = 20,035.75

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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.