Home / 51,199.98-70,660.08-28,546.31

Finding the Fourth Proportional to 51,199.98, 70,660.08 and 28,546.31

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Solution

The fourth proportional to 51,199.98, 70,660.08 and 28,546.31 is: 39,396.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,199.98 : 70,660.08 = 28,546.31 : x
  2. Step 2: Convert to fraction form
    51,199.98/70,660.08 = 28,546.31/x
  3. Step 3: Cross multiply
    51,199.98x = 70,660.08 × 28,546.31
  4. Step 4: Simplify right side
    51,199.98x = 2,017,084,548.30
  5. Step 5: Solve for x
    x = 2,017,084,548.30/51,199.98
  6. Step 6: Final answer
    x = 39,396.20

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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.