Home / 19,557.74-26,980.74-11,595.44

Finding the Fourth Proportional to 19,557.74, 26,980.74 and 11,595.44

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Solution

The fourth proportional to 19,557.74, 26,980.74 and 11,595.44 is: 15,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.74 : 26,980.74 = 11,595.44 : x
  2. Step 2: Convert to fraction form
    19,557.74/26,980.74 = 11,595.44/x
  3. Step 3: Cross multiply
    19,557.74x = 26,980.74 × 11,595.44
  4. Step 4: Simplify right side
    19,557.74x = 312,853,416.92
  5. Step 5: Solve for x
    x = 312,853,416.92/19,557.74
  6. Step 6: Final answer
    x = 15,996.40

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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.