Home / 36,701.84-55,030.44-20,038.70

Finding the Fourth Proportional to 36,701.84, 55,030.44 and 20,038.70

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Solution

The fourth proportional to 36,701.84, 55,030.44 and 20,038.70 is: 30,045.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,701.84 : 55,030.44 = 20,038.70 : x
  2. Step 2: Convert to fraction form
    36,701.84/55,030.44 = 20,038.70/x
  3. Step 3: Cross multiply
    36,701.84x = 55,030.44 × 20,038.70
  4. Step 4: Simplify right side
    36,701.84x = 1,102,738,478.03
  5. Step 5: Solve for x
    x = 1,102,738,478.03/36,701.84
  6. Step 6: Final answer
    x = 30,045.86

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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.