Home / 11,829.46-17,675.51-8,960.84

Finding the Fourth Proportional to 11,829.46, 17,675.51 and 8,960.84

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Solution

The fourth proportional to 11,829.46, 17,675.51 and 8,960.84 is: 13,389.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,829.46 : 17,675.51 = 8,960.84 : x
  2. Step 2: Convert to fraction form
    11,829.46/17,675.51 = 8,960.84/x
  3. Step 3: Cross multiply
    11,829.46x = 17,675.51 × 8,960.84
  4. Step 4: Simplify right side
    11,829.46x = 158,387,417.03
  5. Step 5: Solve for x
    x = 158,387,417.03/11,829.46
  6. Step 6: Final answer
    x = 13,389.24

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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.