Home / 22,971.81-34,457.29-13,090.02

Finding the Fourth Proportional to 22,971.81, 34,457.29 and 13,090.02

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Solution

The fourth proportional to 22,971.81, 34,457.29 and 13,090.02 is: 19,634.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,971.81 : 34,457.29 = 13,090.02 : x
  2. Step 2: Convert to fraction form
    22,971.81/34,457.29 = 13,090.02/x
  3. Step 3: Cross multiply
    22,971.81x = 34,457.29 × 13,090.02
  4. Step 4: Simplify right side
    22,971.81x = 451,046,615.25
  5. Step 5: Solve for x
    x = 451,046,615.25/22,971.81
  6. Step 6: Final answer
    x = 19,634.79

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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.