Home / 19,495.25-26,903.46-11,427.29

Finding the Fourth Proportional to 19,495.25, 26,903.46 and 11,427.29

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Solution

The fourth proportional to 19,495.25, 26,903.46 and 11,427.29 is: 15,769.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,495.25 : 26,903.46 = 11,427.29 : x
  2. Step 2: Convert to fraction form
    19,495.25/26,903.46 = 11,427.29/x
  3. Step 3: Cross multiply
    19,495.25x = 26,903.46 × 11,427.29
  4. Step 4: Simplify right side
    19,495.25x = 307,433,639.42
  5. Step 5: Solve for x
    x = 307,433,639.42/19,495.25
  6. Step 6: Final answer
    x = 15,769.67

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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.