Home / 19,580.68-27,007.86-16,341.49

Finding the Fourth Proportional to 19,580.68, 27,007.86 and 16,341.49

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Solution

The fourth proportional to 19,580.68, 27,007.86 and 16,341.49 is: 22,540.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580.68 : 27,007.86 = 16,341.49 : x
  2. Step 2: Convert to fraction form
    19,580.68/27,007.86 = 16,341.49/x
  3. Step 3: Cross multiply
    19,580.68x = 27,007.86 × 16,341.49
  4. Step 4: Simplify right side
    19,580.68x = 441,348,674.11
  5. Step 5: Solve for x
    x = 441,348,674.11/19,580.68
  6. Step 6: Final answer
    x = 22,540.01

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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.