Home / 30,016.01-45,022.39-15,224.55

Finding the Fourth Proportional to 30,016.01, 45,022.39 and 15,224.55

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Solution

The fourth proportional to 30,016.01, 45,022.39 and 15,224.55 is: 22,835.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,016.01 : 45,022.39 = 15,224.55 : x
  2. Step 2: Convert to fraction form
    30,016.01/45,022.39 = 15,224.55/x
  3. Step 3: Cross multiply
    30,016.01x = 45,022.39 × 15,224.55
  4. Step 4: Simplify right side
    30,016.01x = 685,445,402.56
  5. Step 5: Solve for x
    x = 685,445,402.56/30,016.01
  6. Step 6: Final answer
    x = 22,835.99

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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.