Home / 39,943.80-59,915.70-16,558.20

Finding the Fourth Proportional to 39,943.80, 59,915.70 and 16,558.20

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Solution

The fourth proportional to 39,943.80, 59,915.70 and 16,558.20 is: 24,837.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,943.80 : 59,915.70 = 16,558.20 : x
  2. Step 2: Convert to fraction form
    39,943.80/59,915.70 = 16,558.20/x
  3. Step 3: Cross multiply
    39,943.80x = 59,915.70 × 16,558.20
  4. Step 4: Simplify right side
    39,943.80x = 992,096,143.74
  5. Step 5: Solve for x
    x = 992,096,143.74/39,943.80
  6. Step 6: Final answer
    x = 24,837.30

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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.