Home / 17,895.14-26,842.96-5,415.27

Finding the Fourth Proportional to 17,895.14, 26,842.96 and 5,415.27

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Solution

The fourth proportional to 17,895.14, 26,842.96 and 5,415.27 is: 8,122.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,895.14 : 26,842.96 = 5,415.27 : x
  2. Step 2: Convert to fraction form
    17,895.14/26,842.96 = 5,415.27/x
  3. Step 3: Cross multiply
    17,895.14x = 26,842.96 × 5,415.27
  4. Step 4: Simplify right side
    17,895.14x = 145,361,782.11
  5. Step 5: Solve for x
    x = 145,361,782.11/17,895.14
  6. Step 6: Final answer
    x = 8,122.98

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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.