Home / 21,004.83-31,513.39-6,214.14

Finding the Fourth Proportional to 21,004.83, 31,513.39 and 6,214.14

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Solution

The fourth proportional to 21,004.83, 31,513.39 and 6,214.14 is: 9,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,004.83 : 31,513.39 = 6,214.14 : x
  2. Step 2: Convert to fraction form
    21,004.83/31,513.39 = 6,214.14/x
  3. Step 3: Cross multiply
    21,004.83x = 31,513.39 × 6,214.14
  4. Step 4: Simplify right side
    21,004.83x = 195,828,617.33
  5. Step 5: Solve for x
    x = 195,828,617.33/21,004.83
  6. Step 6: Final answer
    x = 9,323.03

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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.