Home / 38,980.26-58,487.67-14,350.50

Finding the Fourth Proportional to 38,980.26, 58,487.67 and 14,350.50

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Solution

The fourth proportional to 38,980.26, 58,487.67 and 14,350.50 is: 21,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,980.26 : 58,487.67 = 14,350.50 : x
  2. Step 2: Convert to fraction form
    38,980.26/58,487.67 = 14,350.50/x
  3. Step 3: Cross multiply
    38,980.26x = 58,487.67 × 14,350.50
  4. Step 4: Simplify right side
    38,980.26x = 839,327,308.34
  5. Step 5: Solve for x
    x = 839,327,308.34/38,980.26
  6. Step 6: Final answer
    x = 21,532.11

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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.