Home / 16,936.90-23,365.20-10,970.50

Finding the Fourth Proportional to 16,936.90, 23,365.20 and 10,970.50

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Solution

The fourth proportional to 16,936.90, 23,365.20 and 10,970.50 is: 15,134.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,936.90 : 23,365.20 = 10,970.50 : x
  2. Step 2: Convert to fraction form
    16,936.90/23,365.20 = 10,970.50/x
  3. Step 3: Cross multiply
    16,936.90x = 23,365.20 × 10,970.50
  4. Step 4: Simplify right side
    16,936.90x = 256,327,926.60
  5. Step 5: Solve for x
    x = 256,327,926.60/16,936.90
  6. Step 6: Final answer
    x = 15,134.29

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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.