Home / 19,969-29,973.33-10,609.09

Finding the Fourth Proportional to 19,969, 29,973.33 and 10,609.09

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Solution

The fourth proportional to 19,969, 29,973.33 and 10,609.09 is: 15,924.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,969 : 29,973.33 = 10,609.09 : x
  2. Step 2: Convert to fraction form
    19,969/29,973.33 = 10,609.09/x
  3. Step 3: Cross multiply
    19,969x = 29,973.33 × 10,609.09
  4. Step 4: Simplify right side
    19,969x = 317,989,755.57
  5. Step 5: Solve for x
    x = 317,989,755.57/19,969
  6. Step 6: Final answer
    x = 15,924.17

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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.