Home / 39,513.05-54,527.49-22,518.31

Finding the Fourth Proportional to 39,513.05, 54,527.49 and 22,518.31

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Solution

The fourth proportional to 39,513.05, 54,527.49 and 22,518.31 is: 31,074.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,513.05 : 54,527.49 = 22,518.31 : x
  2. Step 2: Convert to fraction form
    39,513.05/54,527.49 = 22,518.31/x
  3. Step 3: Cross multiply
    39,513.05x = 54,527.49 × 22,518.31
  4. Step 4: Simplify right side
    39,513.05x = 1,227,866,674.43
  5. Step 5: Solve for x
    x = 1,227,866,674.43/39,513.05
  6. Step 6: Final answer
    x = 31,074.96

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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.