Home / 28,196.24-42,295.37-9,476.89

Finding the Fourth Proportional to 28,196.24, 42,295.37 and 9,476.89

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Solution

The fourth proportional to 28,196.24, 42,295.37 and 9,476.89 is: 14,215.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,196.24 : 42,295.37 = 9,476.89 : x
  2. Step 2: Convert to fraction form
    28,196.24/42,295.37 = 9,476.89/x
  3. Step 3: Cross multiply
    28,196.24x = 42,295.37 × 9,476.89
  4. Step 4: Simplify right side
    28,196.24x = 400,828,415.88
  5. Step 5: Solve for x
    x = 400,828,415.88/28,196.24
  6. Step 6: Final answer
    x = 14,215.67

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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.