Home / 30,351.46-45,526.65-11,626.42

Finding the Fourth Proportional to 30,351.46, 45,526.65 and 11,626.42

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Solution

The fourth proportional to 30,351.46, 45,526.65 and 11,626.42 is: 17,439.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,351.46 : 45,526.65 = 11,626.42 : x
  2. Step 2: Convert to fraction form
    30,351.46/45,526.65 = 11,626.42/x
  3. Step 3: Cross multiply
    30,351.46x = 45,526.65 × 11,626.42
  4. Step 4: Simplify right side
    30,351.46x = 529,311,954.09
  5. Step 5: Solve for x
    x = 529,311,954.09/30,351.46
  6. Step 6: Final answer
    x = 17,439.42

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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.