Home / 14,186.67-19,574.17-8,520.51

Finding the Fourth Proportional to 14,186.67, 19,574.17 and 8,520.51

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Solution

The fourth proportional to 14,186.67, 19,574.17 and 8,520.51 is: 11,756.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,186.67 : 19,574.17 = 8,520.51 : x
  2. Step 2: Convert to fraction form
    14,186.67/19,574.17 = 8,520.51/x
  3. Step 3: Cross multiply
    14,186.67x = 19,574.17 × 8,520.51
  4. Step 4: Simplify right side
    14,186.67x = 166,781,911.23
  5. Step 5: Solve for x
    x = 166,781,911.23/14,186.67
  6. Step 6: Final answer
    x = 11,756.24

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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.