Home / 30,238.03-45,359.34-8,051.32

Finding the Fourth Proportional to 30,238.03, 45,359.34 and 8,051.32

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Solution

The fourth proportional to 30,238.03, 45,359.34 and 8,051.32 is: 12,077.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,238.03 : 45,359.34 = 8,051.32 : x
  2. Step 2: Convert to fraction form
    30,238.03/45,359.34 = 8,051.32/x
  3. Step 3: Cross multiply
    30,238.03x = 45,359.34 × 8,051.32
  4. Step 4: Simplify right side
    30,238.03x = 365,202,561.33
  5. Step 5: Solve for x
    x = 365,202,561.33/30,238.03
  6. Step 6: Final answer
    x = 12,077.59

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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.