Home / 30,425.81-41,984.55-17,504.73

Finding the Fourth Proportional to 30,425.81, 41,984.55 and 17,504.73

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Solution

The fourth proportional to 30,425.81, 41,984.55 and 17,504.73 is: 24,154.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,425.81 : 41,984.55 = 17,504.73 : x
  2. Step 2: Convert to fraction form
    30,425.81/41,984.55 = 17,504.73/x
  3. Step 3: Cross multiply
    30,425.81x = 41,984.55 × 17,504.73
  4. Step 4: Simplify right side
    30,425.81x = 734,928,211.92
  5. Step 5: Solve for x
    x = 734,928,211.92/30,425.81
  6. Step 6: Final answer
    x = 24,154.77

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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.