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Finding the Fourth Proportional to 35,220.24, 52,830.42 and 8,927.02

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Solution

The fourth proportional to 35,220.24, 52,830.42 and 8,927.02 is: 13,390.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,220.24 : 52,830.42 = 8,927.02 : x
  2. Step 2: Convert to fraction form
    35,220.24/52,830.42 = 8,927.02/x
  3. Step 3: Cross multiply
    35,220.24x = 52,830.42 × 8,927.02
  4. Step 4: Simplify right side
    35,220.24x = 471,618,215.95
  5. Step 5: Solve for x
    x = 471,618,215.95/35,220.24
  6. Step 6: Final answer
    x = 13,390.55

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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.