Home / 29,971.11-44,965.09-13,105.60

Finding the Fourth Proportional to 29,971.11, 44,965.09 and 13,105.60

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Solution

The fourth proportional to 29,971.11, 44,965.09 and 13,105.60 is: 19,662.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,971.11 : 44,965.09 = 13,105.60 : x
  2. Step 2: Convert to fraction form
    29,971.11/44,965.09 = 13,105.60/x
  3. Step 3: Cross multiply
    29,971.11x = 44,965.09 × 13,105.60
  4. Step 4: Simplify right side
    29,971.11x = 589,294,387.47
  5. Step 5: Solve for x
    x = 589,294,387.47/29,971.11
  6. Step 6: Final answer
    x = 19,662.08

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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.