Home / 39,716.90-59,484.62-18,954.98

Finding the Fourth Proportional to 39,716.90, 59,484.62 and 18,954.98

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Solution

The fourth proportional to 39,716.90, 59,484.62 and 18,954.98 is: 28,389.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,716.90 : 59,484.62 = 18,954.98 : x
  2. Step 2: Convert to fraction form
    39,716.90/59,484.62 = 18,954.98/x
  3. Step 3: Cross multiply
    39,716.90x = 59,484.62 × 18,954.98
  4. Step 4: Simplify right side
    39,716.90x = 1,127,529,782.41
  5. Step 5: Solve for x
    x = 1,127,529,782.41/39,716.90
  6. Step 6: Final answer
    x = 28,389.17

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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.