Home / 19,004.49-28,503.45-5,150.25

Finding the Fourth Proportional to 19,004.49, 28,503.45 and 5,150.25

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Solution

The fourth proportional to 19,004.49, 28,503.45 and 5,150.25 is: 7,724.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,004.49 : 28,503.45 = 5,150.25 : x
  2. Step 2: Convert to fraction form
    19,004.49/28,503.45 = 5,150.25/x
  3. Step 3: Cross multiply
    19,004.49x = 28,503.45 × 5,150.25
  4. Step 4: Simplify right side
    19,004.49x = 146,799,893.36
  5. Step 5: Solve for x
    x = 146,799,893.36/19,004.49
  6. Step 6: Final answer
    x = 7,724.48

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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.