Home / 31,929.51-44,062.70-18,508.54

Finding the Fourth Proportional to 31,929.51, 44,062.70 and 18,508.54

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Solution

The fourth proportional to 31,929.51, 44,062.70 and 18,508.54 is: 25,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,929.51 : 44,062.70 = 18,508.54 : x
  2. Step 2: Convert to fraction form
    31,929.51/44,062.70 = 18,508.54/x
  3. Step 3: Cross multiply
    31,929.51x = 44,062.70 × 18,508.54
  4. Step 4: Simplify right side
    31,929.51x = 815,536,025.14
  5. Step 5: Solve for x
    x = 815,536,025.14/31,929.51
  6. Step 6: Final answer
    x = 25,541.77

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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.