Home / 25,242.87-34,835.18-14,638.66

Finding the Fourth Proportional to 25,242.87, 34,835.18 and 14,638.66

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Solution

The fourth proportional to 25,242.87, 34,835.18 and 14,638.66 is: 20,201.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,242.87 : 34,835.18 = 14,638.66 : x
  2. Step 2: Convert to fraction form
    25,242.87/34,835.18 = 14,638.66/x
  3. Step 3: Cross multiply
    25,242.87x = 34,835.18 × 14,638.66
  4. Step 4: Simplify right side
    25,242.87x = 509,940,392.66
  5. Step 5: Solve for x
    x = 509,940,392.66/25,242.87
  6. Step 6: Final answer
    x = 20,201.37

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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.