Home / 53,049.40-73,206.84-28,850.07

Finding the Fourth Proportional to 53,049.40, 73,206.84 and 28,850.07

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Solution

The fourth proportional to 53,049.40, 73,206.84 and 28,850.07 is: 39,812.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,049.40 : 73,206.84 = 28,850.07 : x
  2. Step 2: Convert to fraction form
    53,049.40/73,206.84 = 28,850.07/x
  3. Step 3: Cross multiply
    53,049.40x = 73,206.84 × 28,850.07
  4. Step 4: Simplify right side
    53,049.40x = 2,112,022,841.19
  5. Step 5: Solve for x
    x = 2,112,022,841.19/53,049.40
  6. Step 6: Final answer
    x = 39,812.38

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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.