Home / 19,467.75-26,865.51-11,085.87

Finding the Fourth Proportional to 19,467.75, 26,865.51 and 11,085.87

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Solution

The fourth proportional to 19,467.75, 26,865.51 and 11,085.87 is: 15,298.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,467.75 : 26,865.51 = 11,085.87 : x
  2. Step 2: Convert to fraction form
    19,467.75/26,865.51 = 11,085.87/x
  3. Step 3: Cross multiply
    19,467.75x = 26,865.51 × 11,085.87
  4. Step 4: Simplify right side
    19,467.75x = 297,827,551.34
  5. Step 5: Solve for x
    x = 297,827,551.34/19,467.75
  6. Step 6: Final answer
    x = 15,298.51

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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.