Home / 14,035.68-21,062.88-5,277.60

Finding the Fourth Proportional to 14,035.68, 21,062.88 and 5,277.60

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Solution

The fourth proportional to 14,035.68, 21,062.88 and 5,277.60 is: 7,919.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,035.68 : 21,062.88 = 5,277.60 : x
  2. Step 2: Convert to fraction form
    14,035.68/21,062.88 = 5,277.60/x
  3. Step 3: Cross multiply
    14,035.68x = 21,062.88 × 5,277.60
  4. Step 4: Simplify right side
    14,035.68x = 111,161,455.49
  5. Step 5: Solve for x
    x = 111,161,455.49/14,035.68
  6. Step 6: Final answer
    x = 7,919.92

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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.