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Finding the Fourth Proportional to 25,217.34, 34,800.03 and 14,039.34

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Solution

The fourth proportional to 25,217.34, 34,800.03 and 14,039.34 is: 19,374.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,217.34 : 34,800.03 = 14,039.34 : x
  2. Step 2: Convert to fraction form
    25,217.34/34,800.03 = 14,039.34/x
  3. Step 3: Cross multiply
    25,217.34x = 34,800.03 × 14,039.34
  4. Step 4: Simplify right side
    25,217.34x = 488,569,453.18
  5. Step 5: Solve for x
    x = 488,569,453.18/25,217.34
  6. Step 6: Final answer
    x = 19,374.35

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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.