Home / 14,054.77-21,082.83-5,289.02

Finding the Fourth Proportional to 14,054.77, 21,082.83 and 5,289.02

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Solution

The fourth proportional to 14,054.77, 21,082.83 and 5,289.02 is: 7,933.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.77 : 21,082.83 = 5,289.02 : x
  2. Step 2: Convert to fraction form
    14,054.77/21,082.83 = 5,289.02/x
  3. Step 3: Cross multiply
    14,054.77x = 21,082.83 × 5,289.02
  4. Step 4: Simplify right side
    14,054.77x = 111,507,509.53
  5. Step 5: Solve for x
    x = 111,507,509.53/14,054.77
  6. Step 6: Final answer
    x = 7,933.78

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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.