Home / 34,907.08-48,170.98-18,991.56

Finding the Fourth Proportional to 34,907.08, 48,170.98 and 18,991.56

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Solution

The fourth proportional to 34,907.08, 48,170.98 and 18,991.56 is: 26,207.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,907.08 : 48,170.98 = 18,991.56 : x
  2. Step 2: Convert to fraction form
    34,907.08/48,170.98 = 18,991.56/x
  3. Step 3: Cross multiply
    34,907.08x = 48,170.98 × 18,991.56
  4. Step 4: Simplify right side
    34,907.08x = 914,842,056.93
  5. Step 5: Solve for x
    x = 914,842,056.93/34,907.08
  6. Step 6: Final answer
    x = 26,207.92

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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.