Home / 29,386.80-44,015.40-15,519.60

Finding the Fourth Proportional to 29,386.80, 44,015.40 and 15,519.60

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Solution

The fourth proportional to 29,386.80, 44,015.40 and 15,519.60 is: 23,245.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,386.80 : 44,015.40 = 15,519.60 : x
  2. Step 2: Convert to fraction form
    29,386.80/44,015.40 = 15,519.60/x
  3. Step 3: Cross multiply
    29,386.80x = 44,015.40 × 15,519.60
  4. Step 4: Simplify right side
    29,386.80x = 683,101,401.84
  5. Step 5: Solve for x
    x = 683,101,401.84/29,386.80
  6. Step 6: Final answer
    x = 23,245.18

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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.