Home / 11,100.60-16,602.30-8,476.20

Finding the Fourth Proportional to 11,100.60, 16,602.30 and 8,476.20

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Solution

The fourth proportional to 11,100.60, 16,602.30 and 8,476.20 is: 12,677.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,100.60 : 16,602.30 = 8,476.20 : x
  2. Step 2: Convert to fraction form
    11,100.60/16,602.30 = 8,476.20/x
  3. Step 3: Cross multiply
    11,100.60x = 16,602.30 × 8,476.20
  4. Step 4: Simplify right side
    11,100.60x = 140,724,415.26
  5. Step 5: Solve for x
    x = 140,724,415.26/11,100.60
  6. Step 6: Final answer
    x = 12,677.19

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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.