Home / 14,269.77-21,399.33-4,907.14

Finding the Fourth Proportional to 14,269.77, 21,399.33 and 4,907.14

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Solution

The fourth proportional to 14,269.77, 21,399.33 and 4,907.14 is: 7,358.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.77 : 21,399.33 = 4,907.14 : x
  2. Step 2: Convert to fraction form
    14,269.77/21,399.33 = 4,907.14/x
  3. Step 3: Cross multiply
    14,269.77x = 21,399.33 × 4,907.14
  4. Step 4: Simplify right side
    14,269.77x = 105,009,401.22
  5. Step 5: Solve for x
    x = 105,009,401.22/14,269.77
  6. Step 6: Final answer
    x = 7,358.87

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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.