Home / 39,865.40-59,805.30-16,494.20

Finding the Fourth Proportional to 39,865.40, 59,805.30 and 16,494.20

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Solution

The fourth proportional to 39,865.40, 59,805.30 and 16,494.20 is: 24,744.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,865.40 : 59,805.30 = 16,494.20 : x
  2. Step 2: Convert to fraction form
    39,865.40/59,805.30 = 16,494.20/x
  3. Step 3: Cross multiply
    39,865.40x = 59,805.30 × 16,494.20
  4. Step 4: Simplify right side
    39,865.40x = 986,440,579.26
  5. Step 5: Solve for x
    x = 986,440,579.26/39,865.40
  6. Step 6: Final answer
    x = 24,744.28

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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.