Home / 33,722.53-46,537.10-18,615.20

Finding the Fourth Proportional to 33,722.53, 46,537.10 and 18,615.20

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Solution

The fourth proportional to 33,722.53, 46,537.10 and 18,615.20 is: 25,688.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,722.53 : 46,537.10 = 18,615.20 : x
  2. Step 2: Convert to fraction form
    33,722.53/46,537.10 = 18,615.20/x
  3. Step 3: Cross multiply
    33,722.53x = 46,537.10 × 18,615.20
  4. Step 4: Simplify right side
    33,722.53x = 866,297,423.92
  5. Step 5: Solve for x
    x = 866,297,423.92/33,722.53
  6. Step 6: Final answer
    x = 25,688.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.