Home / 30,199.94-45,288.56-10,473.74

Finding the Fourth Proportional to 30,199.94, 45,288.56 and 10,473.74

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Solution

The fourth proportional to 30,199.94, 45,288.56 and 10,473.74 is: 15,706.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,199.94 : 45,288.56 = 10,473.74 : x
  2. Step 2: Convert to fraction form
    30,199.94/45,288.56 = 10,473.74/x
  3. Step 3: Cross multiply
    30,199.94x = 45,288.56 × 10,473.74
  4. Step 4: Simplify right side
    30,199.94x = 474,340,323.60
  5. Step 5: Solve for x
    x = 474,340,323.60/30,199.94
  6. Step 6: Final answer
    x = 15,706.67

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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.