Home / 11,669.94-17,407.80-10,548.90

Finding the Fourth Proportional to 11,669.94, 17,407.80 and 10,548.90

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Solution

The fourth proportional to 11,669.94, 17,407.80 and 10,548.90 is: 15,735.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669.94 : 17,407.80 = 10,548.90 : x
  2. Step 2: Convert to fraction form
    11,669.94/17,407.80 = 10,548.90/x
  3. Step 3: Cross multiply
    11,669.94x = 17,407.80 × 10,548.90
  4. Step 4: Simplify right side
    11,669.94x = 183,633,141.42
  5. Step 5: Solve for x
    x = 183,633,141.42/11,669.94
  6. Step 6: Final answer
    x = 15,735.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.