Home / 25,237.09-34,828.71-13,906.57

Finding the Fourth Proportional to 25,237.09, 34,828.71 and 13,906.57

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Solution

The fourth proportional to 25,237.09, 34,828.71 and 13,906.57 is: 19,191.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,237.09 : 34,828.71 = 13,906.57 : x
  2. Step 2: Convert to fraction form
    25,237.09/34,828.71 = 13,906.57/x
  3. Step 3: Cross multiply
    25,237.09x = 34,828.71 × 13,906.57
  4. Step 4: Simplify right side
    25,237.09x = 484,347,785.35
  5. Step 5: Solve for x
    x = 484,347,785.35/25,237.09
  6. Step 6: Final answer
    x = 19,191.90

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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.