Home / 38,968.31-58,438.10-14,001.66

Finding the Fourth Proportional to 38,968.31, 58,438.10 and 14,001.66

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Solution

The fourth proportional to 38,968.31, 58,438.10 and 14,001.66 is: 20,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,968.31 : 58,438.10 = 14,001.66 : x
  2. Step 2: Convert to fraction form
    38,968.31/58,438.10 = 14,001.66/x
  3. Step 3: Cross multiply
    38,968.31x = 58,438.10 × 14,001.66
  4. Step 4: Simplify right side
    38,968.31x = 818,230,442.25
  5. Step 5: Solve for x
    x = 818,230,442.25/38,968.31
  6. Step 6: Final answer
    x = 20,997.33

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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.