Home / 19,502.94-29,270.81-18,272.75

Finding the Fourth Proportional to 19,502.94, 29,270.81 and 18,272.75

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Solution

The fourth proportional to 19,502.94, 29,270.81 and 18,272.75 is: 27,424.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,502.94 : 29,270.81 = 18,272.75 : x
  2. Step 2: Convert to fraction form
    19,502.94/29,270.81 = 18,272.75/x
  3. Step 3: Cross multiply
    19,502.94x = 29,270.81 × 18,272.75
  4. Step 4: Simplify right side
    19,502.94x = 534,857,955.71
  5. Step 5: Solve for x
    x = 534,857,955.71/19,502.94
  6. Step 6: Final answer
    x = 27,424.48

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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.