Home / 19,999.36-29,998.65-5,968.89

Finding the Fourth Proportional to 19,999.36, 29,998.65 and 5,968.89

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Solution

The fourth proportional to 19,999.36, 29,998.65 and 5,968.89 is: 8,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,999.36 : 29,998.65 = 5,968.89 : x
  2. Step 2: Convert to fraction form
    19,999.36/29,998.65 = 5,968.89/x
  3. Step 3: Cross multiply
    19,999.36x = 29,998.65 × 5,968.89
  4. Step 4: Simplify right side
    19,999.36x = 179,058,642.00
  5. Step 5: Solve for x
    x = 179,058,642.00/19,999.36
  6. Step 6: Final answer
    x = 8,953.22

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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.