Home / 39,603.41-59,418.38-12,950.63

Finding the Fourth Proportional to 39,603.41, 59,418.38 and 12,950.63

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Solution

The fourth proportional to 39,603.41, 59,418.38 and 12,950.63 is: 19,430.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,603.41 : 59,418.38 = 12,950.63 : x
  2. Step 2: Convert to fraction form
    39,603.41/59,418.38 = 12,950.63/x
  3. Step 3: Cross multiply
    39,603.41x = 59,418.38 × 12,950.63
  4. Step 4: Simplify right side
    39,603.41x = 769,505,674.06
  5. Step 5: Solve for x
    x = 769,505,674.06/39,603.41
  6. Step 6: Final answer
    x = 19,430.29

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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.