Home / 18,094.51-24,971.45-10,139.30

Finding the Fourth Proportional to 18,094.51, 24,971.45 and 10,139.30

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Solution

The fourth proportional to 18,094.51, 24,971.45 and 10,139.30 is: 13,992.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,094.51 : 24,971.45 = 10,139.30 : x
  2. Step 2: Convert to fraction form
    18,094.51/24,971.45 = 10,139.30/x
  3. Step 3: Cross multiply
    18,094.51x = 24,971.45 × 10,139.30
  4. Step 4: Simplify right side
    18,094.51x = 253,192,847.43
  5. Step 5: Solve for x
    x = 253,192,847.43/18,094.51
  6. Step 6: Final answer
    x = 13,992.80

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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.