Home / 12,011.13-16,570.59-8,025.93

Finding the Fourth Proportional to 12,011.13, 16,570.59 and 8,025.93

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Solution

The fourth proportional to 12,011.13, 16,570.59 and 8,025.93 is: 11,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011.13 : 16,570.59 = 8,025.93 : x
  2. Step 2: Convert to fraction form
    12,011.13/16,570.59 = 8,025.93/x
  3. Step 3: Cross multiply
    12,011.13x = 16,570.59 × 8,025.93
  4. Step 4: Simplify right side
    12,011.13x = 132,994,395.40
  5. Step 5: Solve for x
    x = 132,994,395.40/12,011.13
  6. Step 6: Final answer
    x = 11,072.60

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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.