Home / 30,111.56-41,552.76-16,683.02

Finding the Fourth Proportional to 30,111.56, 41,552.76 and 16,683.02

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Solution

The fourth proportional to 30,111.56, 41,552.76 and 16,683.02 is: 23,021.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,111.56 : 41,552.76 = 16,683.02 : x
  2. Step 2: Convert to fraction form
    30,111.56/41,552.76 = 16,683.02/x
  3. Step 3: Cross multiply
    30,111.56x = 41,552.76 × 16,683.02
  4. Step 4: Simplify right side
    30,111.56x = 693,225,526.14
  5. Step 5: Solve for x
    x = 693,225,526.14/30,111.56
  6. Step 6: Final answer
    x = 23,021.91

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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.