Home / 12,554.21-18,804.51-6,612.36

Finding the Fourth Proportional to 12,554.21, 18,804.51 and 6,612.36

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Solution

The fourth proportional to 12,554.21, 18,804.51 and 6,612.36 is: 9,904.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.21 : 18,804.51 = 6,612.36 : x
  2. Step 2: Convert to fraction form
    12,554.21/18,804.51 = 6,612.36/x
  3. Step 3: Cross multiply
    12,554.21x = 18,804.51 × 6,612.36
  4. Step 4: Simplify right side
    12,554.21x = 124,342,189.74
  5. Step 5: Solve for x
    x = 124,342,189.74/12,554.21
  6. Step 6: Final answer
    x = 9,904.43

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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.