Home / 19,086.45-26,339.46-10,589.13

Finding the Fourth Proportional to 19,086.45, 26,339.46 and 10,589.13

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Solution

The fourth proportional to 19,086.45, 26,339.46 and 10,589.13 is: 14,613.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086.45 : 26,339.46 = 10,589.13 : x
  2. Step 2: Convert to fraction form
    19,086.45/26,339.46 = 10,589.13/x
  3. Step 3: Cross multiply
    19,086.45x = 26,339.46 × 10,589.13
  4. Step 4: Simplify right side
    19,086.45x = 278,911,966.07
  5. Step 5: Solve for x
    x = 278,911,966.07/19,086.45
  6. Step 6: Final answer
    x = 14,613.09

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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.