Home / 14,290.59-19,708.16-9,249.56

Finding the Fourth Proportional to 14,290.59, 19,708.16 and 9,249.56

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Solution

The fourth proportional to 14,290.59, 19,708.16 and 9,249.56 is: 12,756.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,290.59 : 19,708.16 = 9,249.56 : x
  2. Step 2: Convert to fraction form
    14,290.59/19,708.16 = 9,249.56/x
  3. Step 3: Cross multiply
    14,290.59x = 19,708.16 × 9,249.56
  4. Step 4: Simplify right side
    14,290.59x = 182,291,663.62
  5. Step 5: Solve for x
    x = 182,291,663.62/14,290.59
  6. Step 6: Final answer
    x = 12,756.06

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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.