Home / 30,312.56-45,450.62-11,593.97

Finding the Fourth Proportional to 30,312.56, 45,450.62 and 11,593.97

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Solution

The fourth proportional to 30,312.56, 45,450.62 and 11,593.97 is: 17,383.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,312.56 : 45,450.62 = 11,593.97 : x
  2. Step 2: Convert to fraction form
    30,312.56/45,450.62 = 11,593.97/x
  3. Step 3: Cross multiply
    30,312.56x = 45,450.62 × 11,593.97
  4. Step 4: Simplify right side
    30,312.56x = 526,952,839.54
  5. Step 5: Solve for x
    x = 526,952,839.54/30,312.56
  6. Step 6: Final answer
    x = 17,383.98

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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.