Home / 39,973.10-55,164.67-22,982.86

Finding the Fourth Proportional to 39,973.10, 55,164.67 and 22,982.86

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Solution

The fourth proportional to 39,973.10, 55,164.67 and 22,982.86 is: 31,717.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,973.10 : 55,164.67 = 22,982.86 : x
  2. Step 2: Convert to fraction form
    39,973.10/55,164.67 = 22,982.86/x
  3. Step 3: Cross multiply
    39,973.10x = 55,164.67 × 22,982.86
  4. Step 4: Simplify right side
    39,973.10x = 1,267,841,692.19
  5. Step 5: Solve for x
    x = 1,267,841,692.19/39,973.10
  6. Step 6: Final answer
    x = 31,717.37

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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.