Home / 38,698.10-58,009.46-19,999.24

Finding the Fourth Proportional to 38,698.10, 58,009.46 and 19,999.24

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Solution

The fourth proportional to 38,698.10, 58,009.46 and 19,999.24 is: 29,979.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,698.10 : 58,009.46 = 19,999.24 : x
  2. Step 2: Convert to fraction form
    38,698.10/58,009.46 = 19,999.24/x
  3. Step 3: Cross multiply
    38,698.10x = 58,009.46 × 19,999.24
  4. Step 4: Simplify right side
    38,698.10x = 1,160,145,112.81
  5. Step 5: Solve for x
    x = 1,160,145,112.81/38,698.10
  6. Step 6: Final answer
    x = 29,979.38

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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.