Home / 30,093.55-45,140.21-9,033.50

Finding the Fourth Proportional to 30,093.55, 45,140.21 and 9,033.50

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Solution

The fourth proportional to 30,093.55, 45,140.21 and 9,033.50 is: 13,550.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,093.55 : 45,140.21 = 9,033.50 : x
  2. Step 2: Convert to fraction form
    30,093.55/45,140.21 = 9,033.50/x
  3. Step 3: Cross multiply
    30,093.55x = 45,140.21 × 9,033.50
  4. Step 4: Simplify right side
    30,093.55x = 407,773,816.17
  5. Step 5: Solve for x
    x = 407,773,816.17/30,093.55
  6. Step 6: Final answer
    x = 13,550.21

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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.