Home / 13,962.38-19,268.09-7,675.16

Finding the Fourth Proportional to 13,962.38, 19,268.09 and 7,675.16

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Solution

The fourth proportional to 13,962.38, 19,268.09 and 7,675.16 is: 10,591.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962.38 : 19,268.09 = 7,675.16 : x
  2. Step 2: Convert to fraction form
    13,962.38/19,268.09 = 7,675.16/x
  3. Step 3: Cross multiply
    13,962.38x = 19,268.09 × 7,675.16
  4. Step 4: Simplify right side
    13,962.38x = 147,885,538.93
  5. Step 5: Solve for x
    x = 147,885,538.93/13,962.38
  6. Step 6: Final answer
    x = 10,591.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.