Home / 19,314.59-26,654.80-11,357.56

Finding the Fourth Proportional to 19,314.59, 26,654.80 and 11,357.56

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Solution

The fourth proportional to 19,314.59, 26,654.80 and 11,357.56 is: 15,673.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,314.59 : 26,654.80 = 11,357.56 : x
  2. Step 2: Convert to fraction form
    19,314.59/26,654.80 = 11,357.56/x
  3. Step 3: Cross multiply
    19,314.59x = 26,654.80 × 11,357.56
  4. Step 4: Simplify right side
    19,314.59x = 302,733,395.26
  5. Step 5: Solve for x
    x = 302,733,395.26/19,314.59
  6. Step 6: Final answer
    x = 15,673.82

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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.