Home / 12,184.13-16,814.51-7,467.50

Finding the Fourth Proportional to 12,184.13, 16,814.51 and 7,467.50

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Solution

The fourth proportional to 12,184.13, 16,814.51 and 7,467.50 is: 10,305.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,184.13 : 16,814.51 = 7,467.50 : x
  2. Step 2: Convert to fraction form
    12,184.13/16,814.51 = 7,467.50/x
  3. Step 3: Cross multiply
    12,184.13x = 16,814.51 × 7,467.50
  4. Step 4: Simplify right side
    12,184.13x = 125,562,232.01
  5. Step 5: Solve for x
    x = 125,562,232.01/12,184.13
  6. Step 6: Final answer
    x = 10,305.40

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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.