Home / 33,111.80-49,668.90-9,740.60

Finding the Fourth Proportional to 33,111.80, 49,668.90 and 9,740.60

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Solution

The fourth proportional to 33,111.80, 49,668.90 and 9,740.60 is: 14,611.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,111.80 : 49,668.90 = 9,740.60 : x
  2. Step 2: Convert to fraction form
    33,111.80/49,668.90 = 9,740.60/x
  3. Step 3: Cross multiply
    33,111.80x = 49,668.90 × 9,740.60
  4. Step 4: Simplify right side
    33,111.80x = 483,804,887.34
  5. Step 5: Solve for x
    x = 483,804,887.34/33,111.80
  6. Step 6: Final answer
    x = 14,611.25

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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.