Home / 12,087.63-18,124.05-11,056.32

Finding the Fourth Proportional to 12,087.63, 18,124.05 and 11,056.32

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Solution

The fourth proportional to 12,087.63, 18,124.05 and 11,056.32 is: 16,577.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,087.63 : 18,124.05 = 11,056.32 : x
  2. Step 2: Convert to fraction form
    12,087.63/18,124.05 = 11,056.32/x
  3. Step 3: Cross multiply
    12,087.63x = 18,124.05 × 11,056.32
  4. Step 4: Simplify right side
    12,087.63x = 200,385,296.50
  5. Step 5: Solve for x
    x = 200,385,296.50/12,087.63
  6. Step 6: Final answer
    x = 16,577.72

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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.