Home / 31,971.73-44,126.64-20,045.29

Finding the Fourth Proportional to 31,971.73, 44,126.64 and 20,045.29

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Solution

The fourth proportional to 31,971.73, 44,126.64 and 20,045.29 is: 27,666.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,971.73 : 44,126.64 = 20,045.29 : x
  2. Step 2: Convert to fraction form
    31,971.73/44,126.64 = 20,045.29/x
  3. Step 3: Cross multiply
    31,971.73x = 44,126.64 × 20,045.29
  4. Step 4: Simplify right side
    31,971.73x = 884,531,295.53
  5. Step 5: Solve for x
    x = 884,531,295.53/31,971.73
  6. Step 6: Final answer
    x = 27,666.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.