Home / 38,968.83-58,420.44-15,582.51

Finding the Fourth Proportional to 38,968.83, 58,420.44 and 15,582.51

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Solution

The fourth proportional to 38,968.83, 58,420.44 and 15,582.51 is: 23,360.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,968.83 : 58,420.44 = 15,582.51 : x
  2. Step 2: Convert to fraction form
    38,968.83/58,420.44 = 15,582.51/x
  3. Step 3: Cross multiply
    38,968.83x = 58,420.44 × 15,582.51
  4. Step 4: Simplify right side
    38,968.83x = 910,337,090.50
  5. Step 5: Solve for x
    x = 910,337,090.50/38,968.83
  6. Step 6: Final answer
    x = 23,360.65

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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.