Home / 33,005.11-49,435.95-20,316.19

Finding the Fourth Proportional to 33,005.11, 49,435.95 and 20,316.19

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Solution

The fourth proportional to 33,005.11, 49,435.95 and 20,316.19 is: 30,430.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,005.11 : 49,435.95 = 20,316.19 : x
  2. Step 2: Convert to fraction form
    33,005.11/49,435.95 = 20,316.19/x
  3. Step 3: Cross multiply
    33,005.11x = 49,435.95 × 20,316.19
  4. Step 4: Simplify right side
    33,005.11x = 1,004,350,153.03
  5. Step 5: Solve for x
    x = 1,004,350,153.03/33,005.11
  6. Step 6: Final answer
    x = 30,430.14

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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.