Home / 13,895.96-19,177.52-7,926.26

Finding the Fourth Proportional to 13,895.96, 19,177.52 and 7,926.26

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Solution

The fourth proportional to 13,895.96, 19,177.52 and 7,926.26 is: 10,938.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.96 : 19,177.52 = 7,926.26 : x
  2. Step 2: Convert to fraction form
    13,895.96/19,177.52 = 7,926.26/x
  3. Step 3: Cross multiply
    13,895.96x = 19,177.52 × 7,926.26
  4. Step 4: Simplify right side
    13,895.96x = 152,005,874.16
  5. Step 5: Solve for x
    x = 152,005,874.16/13,895.96
  6. Step 6: Final answer
    x = 10,938.86

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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.