Home / 30,033.75-45,050.64-9,257.25

Finding the Fourth Proportional to 30,033.75, 45,050.64 and 9,257.25

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Solution

The fourth proportional to 30,033.75, 45,050.64 and 9,257.25 is: 13,885.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033.75 : 45,050.64 = 9,257.25 : x
  2. Step 2: Convert to fraction form
    30,033.75/45,050.64 = 9,257.25/x
  3. Step 3: Cross multiply
    30,033.75x = 45,050.64 × 9,257.25
  4. Step 4: Simplify right side
    30,033.75x = 417,045,037.14
  5. Step 5: Solve for x
    x = 417,045,037.14/30,033.75
  6. Step 6: Final answer
    x = 13,885.88

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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.