Home / 35,222.72-52,840.56-28,706

Finding the Fourth Proportional to 35,222.72, 52,840.56 and 28,706

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Solution

The fourth proportional to 35,222.72, 52,840.56 and 28,706 is: 43,064.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,222.72 : 52,840.56 = 28,706 : x
  2. Step 2: Convert to fraction form
    35,222.72/52,840.56 = 28,706/x
  3. Step 3: Cross multiply
    35,222.72x = 52,840.56 × 28,706
  4. Step 4: Simplify right side
    35,222.72x = 1,516,841,115.36
  5. Step 5: Solve for x
    x = 1,516,841,115.36/35,222.72
  6. Step 6: Final answer
    x = 43,064.28

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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.