Home / 25,364.90-35,015.76-16,881.14

Finding the Fourth Proportional to 25,364.90, 35,015.76 and 16,881.14

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Solution

The fourth proportional to 25,364.90, 35,015.76 and 16,881.14 is: 23,304.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,364.90 : 35,015.76 = 16,881.14 : x
  2. Step 2: Convert to fraction form
    25,364.90/35,015.76 = 16,881.14/x
  3. Step 3: Cross multiply
    25,364.90x = 35,015.76 × 16,881.14
  4. Step 4: Simplify right side
    25,364.90x = 591,105,771.69
  5. Step 5: Solve for x
    x = 591,105,771.69/25,364.90
  6. Step 6: Final answer
    x = 23,304.09

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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.