Home / 20,004.59-27,594.45-12,935.18

Finding the Fourth Proportional to 20,004.59, 27,594.45 and 12,935.18

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Solution

The fourth proportional to 20,004.59, 27,594.45 and 12,935.18 is: 17,842.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.59 : 27,594.45 = 12,935.18 : x
  2. Step 2: Convert to fraction form
    20,004.59/27,594.45 = 12,935.18/x
  3. Step 3: Cross multiply
    20,004.59x = 27,594.45 × 12,935.18
  4. Step 4: Simplify right side
    20,004.59x = 356,939,039.78
  5. Step 5: Solve for x
    x = 356,939,039.78/20,004.59
  6. Step 6: Final answer
    x = 17,842.86

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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.