Home / 50,707.98-69,975.54-28,047.87

Finding the Fourth Proportional to 50,707.98, 69,975.54 and 28,047.87

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Solution

The fourth proportional to 50,707.98, 69,975.54 and 28,047.87 is: 38,705.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,707.98 : 69,975.54 = 28,047.87 : x
  2. Step 2: Convert to fraction form
    50,707.98/69,975.54 = 28,047.87/x
  3. Step 3: Cross multiply
    50,707.98x = 69,975.54 × 28,047.87
  4. Step 4: Simplify right side
    50,707.98x = 1,962,664,849.10
  5. Step 5: Solve for x
    x = 1,962,664,849.10/50,707.98
  6. Step 6: Final answer
    x = 38,705.25

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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.