Home / 19,555.48-26,985.84-11,593

Finding the Fourth Proportional to 19,555.48, 26,985.84 and 11,593

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Solution

The fourth proportional to 19,555.48, 26,985.84 and 11,593 is: 15,997.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555.48 : 26,985.84 = 11,593 : x
  2. Step 2: Convert to fraction form
    19,555.48/26,985.84 = 11,593/x
  3. Step 3: Cross multiply
    19,555.48x = 26,985.84 × 11,593
  4. Step 4: Simplify right side
    19,555.48x = 312,846,843.12
  5. Step 5: Solve for x
    x = 312,846,843.12/19,555.48
  6. Step 6: Final answer
    x = 15,997.91

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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.