Home / 19,503.25-26,903.55-11,953.24

Finding the Fourth Proportional to 19,503.25, 26,903.55 and 11,953.24

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Solution

The fourth proportional to 19,503.25, 26,903.55 and 11,953.24 is: 16,488.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,503.25 : 26,903.55 = 11,953.24 : x
  2. Step 2: Convert to fraction form
    19,503.25/26,903.55 = 11,953.24/x
  3. Step 3: Cross multiply
    19,503.25x = 26,903.55 × 11,953.24
  4. Step 4: Simplify right side
    19,503.25x = 321,584,590.00
  5. Step 5: Solve for x
    x = 321,584,590.00/19,503.25
  6. Step 6: Final answer
    x = 16,488.77

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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.