Home / 36,137.80-54,206.70-30,670.30

Finding the Fourth Proportional to 36,137.80, 54,206.70 and 30,670.30

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Solution

The fourth proportional to 36,137.80, 54,206.70 and 30,670.30 is: 46,005.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,137.80 : 54,206.70 = 30,670.30 : x
  2. Step 2: Convert to fraction form
    36,137.80/54,206.70 = 30,670.30/x
  3. Step 3: Cross multiply
    36,137.80x = 54,206.70 × 30,670.30
  4. Step 4: Simplify right side
    36,137.80x = 1,662,535,751.01
  5. Step 5: Solve for x
    x = 1,662,535,751.01/36,137.80
  6. Step 6: Final answer
    x = 46,005.45

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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.