Home / 11,658.90-16,052.13-10,864.02

Finding the Fourth Proportional to 11,658.90, 16,052.13 and 10,864.02

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Solution

The fourth proportional to 11,658.90, 16,052.13 and 10,864.02 is: 14,957.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,658.90 : 16,052.13 = 10,864.02 : x
  2. Step 2: Convert to fraction form
    11,658.90/16,052.13 = 10,864.02/x
  3. Step 3: Cross multiply
    11,658.90x = 16,052.13 × 10,864.02
  4. Step 4: Simplify right side
    11,658.90x = 174,390,661.36
  5. Step 5: Solve for x
    x = 174,390,661.36/11,658.90
  6. Step 6: Final answer
    x = 14,957.73

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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.