Home / 14,268.38-21,412.28-5,034.38

Finding the Fourth Proportional to 14,268.38, 21,412.28 and 5,034.38

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Solution

The fourth proportional to 14,268.38, 21,412.28 and 5,034.38 is: 7,554.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.38 : 21,412.28 = 5,034.38 : x
  2. Step 2: Convert to fraction form
    14,268.38/21,412.28 = 5,034.38/x
  3. Step 3: Cross multiply
    14,268.38x = 21,412.28 × 5,034.38
  4. Step 4: Simplify right side
    14,268.38x = 107,797,459.71
  5. Step 5: Solve for x
    x = 107,797,459.71/14,268.38
  6. Step 6: Final answer
    x = 7,554.99

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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.