Home / 13,895.04-19,174.46-7,926.48

Finding the Fourth Proportional to 13,895.04, 19,174.46 and 7,926.48

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Solution

The fourth proportional to 13,895.04, 19,174.46 and 7,926.48 is: 10,938.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,895.04 : 19,174.46 = 7,926.48 : x
  2. Step 2: Convert to fraction form
    13,895.04/19,174.46 = 7,926.48/x
  3. Step 3: Cross multiply
    13,895.04x = 19,174.46 × 7,926.48
  4. Step 4: Simplify right side
    13,895.04x = 151,985,934.07
  5. Step 5: Solve for x
    x = 151,985,934.07/13,895.04
  6. Step 6: Final answer
    x = 10,938.14

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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.