Home / 30,060.75-45,098.55-9,284.25

Finding the Fourth Proportional to 30,060.75, 45,098.55 and 9,284.25

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Solution

The fourth proportional to 30,060.75, 45,098.55 and 9,284.25 is: 13,928.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,060.75 : 45,098.55 = 9,284.25 : x
  2. Step 2: Convert to fraction form
    30,060.75/45,098.55 = 9,284.25/x
  3. Step 3: Cross multiply
    30,060.75x = 45,098.55 × 9,284.25
  4. Step 4: Simplify right side
    30,060.75x = 418,706,212.84
  5. Step 5: Solve for x
    x = 418,706,212.84/30,060.75
  6. Step 6: Final answer
    x = 13,928.67

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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.