Home / 18,577.50-25,636.61-10,511.07

Finding the Fourth Proportional to 18,577.50, 25,636.61 and 10,511.07

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Solution

The fourth proportional to 18,577.50, 25,636.61 and 10,511.07 is: 14,505.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577.50 : 25,636.61 = 10,511.07 : x
  2. Step 2: Convert to fraction form
    18,577.50/25,636.61 = 10,511.07/x
  3. Step 3: Cross multiply
    18,577.50x = 25,636.61 × 10,511.07
  4. Step 4: Simplify right side
    18,577.50x = 269,468,228.55
  5. Step 5: Solve for x
    x = 269,468,228.55/18,577.50
  6. Step 6: Final answer
    x = 14,505.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.