Home / 12,577.55-18,851.74-11,848.55

Finding the Fourth Proportional to 12,577.55, 18,851.74 and 11,848.55

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Solution

The fourth proportional to 12,577.55, 18,851.74 and 11,848.55 is: 17,759.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,577.55 : 18,851.74 = 11,848.55 : x
  2. Step 2: Convert to fraction form
    12,577.55/18,851.74 = 11,848.55/x
  3. Step 3: Cross multiply
    12,577.55x = 18,851.74 × 11,848.55
  4. Step 4: Simplify right side
    12,577.55x = 223,365,783.98
  5. Step 5: Solve for x
    x = 223,365,783.98/12,577.55
  6. Step 6: Final answer
    x = 17,759.09

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1.5x scale

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.