Home / 20,045.37-30,072.83-6,006.57

Finding the Fourth Proportional to 20,045.37, 30,072.83 and 6,006.57

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Solution

The fourth proportional to 20,045.37, 30,072.83 and 6,006.57 is: 9,011.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045.37 : 30,072.83 = 6,006.57 : x
  2. Step 2: Convert to fraction form
    20,045.37/30,072.83 = 6,006.57/x
  3. Step 3: Cross multiply
    20,045.37x = 30,072.83 × 6,006.57
  4. Step 4: Simplify right side
    20,045.37x = 180,634,528.46
  5. Step 5: Solve for x
    x = 180,634,528.46/20,045.37
  6. Step 6: Final answer
    x = 9,011.28

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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.