Home / 14,289.77-21,467.50-10,082.70

Finding the Fourth Proportional to 14,289.77, 21,467.50 and 10,082.70

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Solution

The fourth proportional to 14,289.77, 21,467.50 and 10,082.70 is: 15,147.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,289.77 : 21,467.50 = 10,082.70 : x
  2. Step 2: Convert to fraction form
    14,289.77/21,467.50 = 10,082.70/x
  3. Step 3: Cross multiply
    14,289.77x = 21,467.50 × 10,082.70
  4. Step 4: Simplify right side
    14,289.77x = 216,450,362.25
  5. Step 5: Solve for x
    x = 216,450,362.25/14,289.77
  6. Step 6: Final answer
    x = 15,147.23

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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.