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Finding the Fourth Proportional to 25,392.69, 35,039.03 and 14,059.34

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Solution

The fourth proportional to 25,392.69, 35,039.03 and 14,059.34 is: 19,400.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,392.69 : 35,039.03 = 14,059.34 : x
  2. Step 2: Convert to fraction form
    25,392.69/35,039.03 = 14,059.34/x
  3. Step 3: Cross multiply
    25,392.69x = 35,039.03 × 14,059.34
  4. Step 4: Simplify right side
    25,392.69x = 492,625,460.85
  5. Step 5: Solve for x
    x = 492,625,460.85/25,392.69
  6. Step 6: Final answer
    x = 19,400.29

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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.