Home / 18,041.40-27,026.10-15,876.60

Finding the Fourth Proportional to 18,041.40, 27,026.10 and 15,876.60

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Solution

The fourth proportional to 18,041.40, 27,026.10 and 15,876.60 is: 23,783.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,041.40 : 27,026.10 = 15,876.60 : x
  2. Step 2: Convert to fraction form
    18,041.40/27,026.10 = 15,876.60/x
  3. Step 3: Cross multiply
    18,041.40x = 27,026.10 × 15,876.60
  4. Step 4: Simplify right side
    18,041.40x = 429,082,579.26
  5. Step 5: Solve for x
    x = 429,082,579.26/18,041.40
  6. Step 6: Final answer
    x = 23,783.22

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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.