Home / 20,208.19-30,317.16-6,357.19

Finding the Fourth Proportional to 20,208.19, 30,317.16 and 6,357.19

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Solution

The fourth proportional to 20,208.19, 30,317.16 and 6,357.19 is: 9,537.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,208.19 : 30,317.16 = 6,357.19 : x
  2. Step 2: Convert to fraction form
    20,208.19/30,317.16 = 6,357.19/x
  3. Step 3: Cross multiply
    20,208.19x = 30,317.16 × 6,357.19
  4. Step 4: Simplify right side
    20,208.19x = 192,731,946.38
  5. Step 5: Solve for x
    x = 192,731,946.38/20,208.19
  6. Step 6: Final answer
    x = 9,537.32

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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.