Home / 49,280.79-73,921.73-14,220.75

Finding the Fourth Proportional to 49,280.79, 73,921.73 and 14,220.75

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Solution

The fourth proportional to 49,280.79, 73,921.73 and 14,220.75 is: 21,331.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,280.79 : 73,921.73 = 14,220.75 : x
  2. Step 2: Convert to fraction form
    49,280.79/73,921.73 = 14,220.75/x
  3. Step 3: Cross multiply
    49,280.79x = 73,921.73 × 14,220.75
  4. Step 4: Simplify right side
    49,280.79x = 1,051,222,370.79
  5. Step 5: Solve for x
    x = 1,051,222,370.79/49,280.79
  6. Step 6: Final answer
    x = 21,331.28

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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.