Home / 18,193.61-27,246.64-12,332.45

Finding the Fourth Proportional to 18,193.61, 27,246.64 and 12,332.45

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Solution

The fourth proportional to 18,193.61, 27,246.64 and 12,332.45 is: 18,469.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,193.61 : 27,246.64 = 12,332.45 : x
  2. Step 2: Convert to fraction form
    18,193.61/27,246.64 = 12,332.45/x
  3. Step 3: Cross multiply
    18,193.61x = 27,246.64 × 12,332.45
  4. Step 4: Simplify right side
    18,193.61x = 336,017,825.47
  5. Step 5: Solve for x
    x = 336,017,825.47/18,193.61
  6. Step 6: Final answer
    x = 18,469.00

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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.