Home / 19,462.14-26,849.88-12,387.24

Finding the Fourth Proportional to 19,462.14, 26,849.88 and 12,387.24

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Solution

The fourth proportional to 19,462.14, 26,849.88 and 12,387.24 is: 17,089.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,462.14 : 26,849.88 = 12,387.24 : x
  2. Step 2: Convert to fraction form
    19,462.14/26,849.88 = 12,387.24/x
  3. Step 3: Cross multiply
    19,462.14x = 26,849.88 × 12,387.24
  4. Step 4: Simplify right side
    19,462.14x = 332,595,907.53
  5. Step 5: Solve for x
    x = 332,595,907.53/19,462.14
  6. Step 6: Final answer
    x = 17,089.38

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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.