Home / 23,977.51-35,988.44-12,139.60

Finding the Fourth Proportional to 23,977.51, 35,988.44 and 12,139.60

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Solution

The fourth proportional to 23,977.51, 35,988.44 and 12,139.60 is: 18,220.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,977.51 : 35,988.44 = 12,139.60 : x
  2. Step 2: Convert to fraction form
    23,977.51/35,988.44 = 12,139.60/x
  3. Step 3: Cross multiply
    23,977.51x = 35,988.44 × 12,139.60
  4. Step 4: Simplify right side
    23,977.51x = 436,885,086.28
  5. Step 5: Solve for x
    x = 436,885,086.28/23,977.51
  6. Step 6: Final answer
    x = 18,220.62

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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.