Home / 19,748.61-27,235.44-11,787.93

Finding the Fourth Proportional to 19,748.61, 27,235.44 and 11,787.93

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Solution

The fourth proportional to 19,748.61, 27,235.44 and 11,787.93 is: 16,256.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,748.61 : 27,235.44 = 11,787.93 : x
  2. Step 2: Convert to fraction form
    19,748.61/27,235.44 = 11,787.93/x
  3. Step 3: Cross multiply
    19,748.61x = 27,235.44 × 11,787.93
  4. Step 4: Simplify right side
    19,748.61x = 321,049,460.24
  5. Step 5: Solve for x
    x = 321,049,460.24/19,748.61
  6. Step 6: Final answer
    x = 16,256.81

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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.