Home / 39,895.40-59,795.10-16,509.80

Finding the Fourth Proportional to 39,895.40, 59,795.10 and 16,509.80

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Solution

The fourth proportional to 39,895.40, 59,795.10 and 16,509.80 is: 24,744.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,895.40 : 59,795.10 = 16,509.80 : x
  2. Step 2: Convert to fraction form
    39,895.40/59,795.10 = 16,509.80/x
  3. Step 3: Cross multiply
    39,895.40x = 59,795.10 × 16,509.80
  4. Step 4: Simplify right side
    39,895.40x = 987,205,141.98
  5. Step 5: Solve for x
    x = 987,205,141.98/39,895.40
  6. Step 6: Final answer
    x = 24,744.84

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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.