Home / 25,287.09-34,896.18-14,109.09

Finding the Fourth Proportional to 25,287.09, 34,896.18 and 14,109.09

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Solution

The fourth proportional to 25,287.09, 34,896.18 and 14,109.09 is: 19,470.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,287.09 : 34,896.18 = 14,109.09 : x
  2. Step 2: Convert to fraction form
    25,287.09/34,896.18 = 14,109.09/x
  3. Step 3: Cross multiply
    25,287.09x = 34,896.18 × 14,109.09
  4. Step 4: Simplify right side
    25,287.09x = 492,353,344.28
  5. Step 5: Solve for x
    x = 492,353,344.28/25,287.09
  6. Step 6: Final answer
    x = 19,470.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.