Home / 53,241.50-73,478.22-30,583.64

Finding the Fourth Proportional to 53,241.50, 73,478.22 and 30,583.64

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Solution

The fourth proportional to 53,241.50, 73,478.22 and 30,583.64 is: 42,208.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,241.50 : 73,478.22 = 30,583.64 : x
  2. Step 2: Convert to fraction form
    53,241.50/73,478.22 = 30,583.64/x
  3. Step 3: Cross multiply
    53,241.50x = 73,478.22 × 30,583.64
  4. Step 4: Simplify right side
    53,241.50x = 2,247,231,428.32
  5. Step 5: Solve for x
    x = 2,247,231,428.32/53,241.50
  6. Step 6: Final answer
    x = 42,208.27

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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.