Home / 32,975.87-45,513.57-30,319.07

Finding the Fourth Proportional to 32,975.87, 45,513.57 and 30,319.07

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Solution

The fourth proportional to 32,975.87, 45,513.57 and 30,319.07 is: 41,846.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,975.87 : 45,513.57 = 30,319.07 : x
  2. Step 2: Convert to fraction form
    32,975.87/45,513.57 = 30,319.07/x
  3. Step 3: Cross multiply
    32,975.87x = 45,513.57 × 30,319.07
  4. Step 4: Simplify right side
    32,975.87x = 1,379,928,887.21
  5. Step 5: Solve for x
    x = 1,379,928,887.21/32,975.87
  6. Step 6: Final answer
    x = 41,846.63

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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.