Home / 12,554.19-18,832.39-4,656.79

Finding the Fourth Proportional to 12,554.19, 18,832.39 and 4,656.79

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Solution

The fourth proportional to 12,554.19, 18,832.39 and 4,656.79 is: 6,985.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.19 : 18,832.39 = 4,656.79 : x
  2. Step 2: Convert to fraction form
    12,554.19/18,832.39 = 4,656.79/x
  3. Step 3: Cross multiply
    12,554.19x = 18,832.39 × 4,656.79
  4. Step 4: Simplify right side
    12,554.19x = 87,698,497.33
  5. Step 5: Solve for x
    x = 87,698,497.33/12,554.19
  6. Step 6: Final answer
    x = 6,985.60

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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.