Home / 11,154.93-16,706.01-9,686.10

Finding the Fourth Proportional to 11,154.93, 16,706.01 and 9,686.10

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Solution

The fourth proportional to 11,154.93, 16,706.01 and 9,686.10 is: 14,506.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,154.93 : 16,706.01 = 9,686.10 : x
  2. Step 2: Convert to fraction form
    11,154.93/16,706.01 = 9,686.10/x
  3. Step 3: Cross multiply
    11,154.93x = 16,706.01 × 9,686.10
  4. Step 4: Simplify right side
    11,154.93x = 161,816,083.46
  5. Step 5: Solve for x
    x = 161,816,083.46/11,154.93
  6. Step 6: Final answer
    x = 14,506.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.