Home / 38,798.74-58,206.75-21,259.54

Finding the Fourth Proportional to 38,798.74, 58,206.75 and 21,259.54

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Solution

The fourth proportional to 38,798.74, 58,206.75 and 21,259.54 is: 31,894.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,798.74 : 58,206.75 = 21,259.54 : x
  2. Step 2: Convert to fraction form
    38,798.74/58,206.75 = 21,259.54/x
  3. Step 3: Cross multiply
    38,798.74x = 58,206.75 × 21,259.54
  4. Step 4: Simplify right side
    38,798.74x = 1,237,448,729.90
  5. Step 5: Solve for x
    x = 1,237,448,729.90/38,798.74
  6. Step 6: Final answer
    x = 31,894.04

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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.