Home / 38,985.44-58,463.64-14,018.68

Finding the Fourth Proportional to 38,985.44, 58,463.64 and 14,018.68

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Solution

The fourth proportional to 38,985.44, 58,463.64 and 14,018.68 is: 21,022.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,985.44 : 58,463.64 = 14,018.68 : x
  2. Step 2: Convert to fraction form
    38,985.44/58,463.64 = 14,018.68/x
  3. Step 3: Cross multiply
    38,985.44x = 58,463.64 × 14,018.68
  4. Step 4: Simplify right side
    38,985.44x = 819,583,060.80
  5. Step 5: Solve for x
    x = 819,583,060.80/38,985.44
  6. Step 6: Final answer
    x = 21,022.80

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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.