Home / 35,094.81-48,415.29-20,939.43

Finding the Fourth Proportional to 35,094.81, 48,415.29 and 20,939.43

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Solution

The fourth proportional to 35,094.81, 48,415.29 and 20,939.43 is: 28,887.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,094.81 : 48,415.29 = 20,939.43 : x
  2. Step 2: Convert to fraction form
    35,094.81/48,415.29 = 20,939.43/x
  3. Step 3: Cross multiply
    35,094.81x = 48,415.29 × 20,939.43
  4. Step 4: Simplify right side
    35,094.81x = 1,013,788,575.88
  5. Step 5: Solve for x
    x = 1,013,788,575.88/35,094.81
  6. Step 6: Final answer
    x = 28,887.14

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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.