Home / 39,221.42-58,813.66-14,243.80

Finding the Fourth Proportional to 39,221.42, 58,813.66 and 14,243.80

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Solution

The fourth proportional to 39,221.42, 58,813.66 and 14,243.80 is: 21,358.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,221.42 : 58,813.66 = 14,243.80 : x
  2. Step 2: Convert to fraction form
    39,221.42/58,813.66 = 14,243.80/x
  3. Step 3: Cross multiply
    39,221.42x = 58,813.66 × 14,243.80
  4. Step 4: Simplify right side
    39,221.42x = 837,730,010.31
  5. Step 5: Solve for x
    x = 837,730,010.31/39,221.42
  6. Step 6: Final answer
    x = 21,358.99

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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.