Home / 38,959.57-58,453.26-12,664.41

Finding the Fourth Proportional to 38,959.57, 58,453.26 and 12,664.41

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Solution

The fourth proportional to 38,959.57, 58,453.26 and 12,664.41 is: 19,001.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,959.57 : 58,453.26 = 12,664.41 : x
  2. Step 2: Convert to fraction form
    38,959.57/58,453.26 = 12,664.41/x
  3. Step 3: Cross multiply
    38,959.57x = 58,453.26 × 12,664.41
  4. Step 4: Simplify right side
    38,959.57x = 740,276,050.48
  5. Step 5: Solve for x
    x = 740,276,050.48/38,959.57
  6. Step 6: Final answer
    x = 19,001.14

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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.