Home / 38,975.33-58,430.19-15,589.01

Finding the Fourth Proportional to 38,975.33, 58,430.19 and 15,589.01

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Solution

The fourth proportional to 38,975.33, 58,430.19 and 15,589.01 is: 23,370.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,975.33 : 58,430.19 = 15,589.01 : x
  2. Step 2: Convert to fraction form
    38,975.33/58,430.19 = 15,589.01/x
  3. Step 3: Cross multiply
    38,975.33x = 58,430.19 × 15,589.01
  4. Step 4: Simplify right side
    38,975.33x = 910,868,816.21
  5. Step 5: Solve for x
    x = 910,868,816.21/38,975.33
  6. Step 6: Final answer
    x = 23,370.39

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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.