Home / 16,938.90-25,384.82-14,012.58

Finding the Fourth Proportional to 16,938.90, 25,384.82 and 14,012.58

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Solution

The fourth proportional to 16,938.90, 25,384.82 and 14,012.58 is: 20,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,938.90 : 25,384.82 = 14,012.58 : x
  2. Step 2: Convert to fraction form
    16,938.90/25,384.82 = 14,012.58/x
  3. Step 3: Cross multiply
    16,938.90x = 25,384.82 × 14,012.58
  4. Step 4: Simplify right side
    16,938.90x = 355,706,750.97
  5. Step 5: Solve for x
    x = 355,706,750.97/16,938.90
  6. Step 6: Final answer
    x = 20,999.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.