Home / 52,107.23-71,907.72-28,233.89

Finding the Fourth Proportional to 52,107.23, 71,907.72 and 28,233.89

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Solution

The fourth proportional to 52,107.23, 71,907.72 and 28,233.89 is: 38,962.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,107.23 : 71,907.72 = 28,233.89 : x
  2. Step 2: Convert to fraction form
    52,107.23/71,907.72 = 28,233.89/x
  3. Step 3: Cross multiply
    52,107.23x = 71,907.72 × 28,233.89
  4. Step 4: Simplify right side
    52,107.23x = 2,030,234,656.63
  5. Step 5: Solve for x
    x = 2,030,234,656.63/52,107.23
  6. Step 6: Final answer
    x = 38,962.63

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1.5x scale

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.