Home / 39,459.25-54,455.39-22,692.25

Finding the Fourth Proportional to 39,459.25, 54,455.39 and 22,692.25

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Solution

The fourth proportional to 39,459.25, 54,455.39 and 22,692.25 is: 31,316.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,459.25 : 54,455.39 = 22,692.25 : x
  2. Step 2: Convert to fraction form
    39,459.25/54,455.39 = 22,692.25/x
  3. Step 3: Cross multiply
    39,459.25x = 54,455.39 × 22,692.25
  4. Step 4: Simplify right side
    39,459.25x = 1,235,715,323.73
  5. Step 5: Solve for x
    x = 1,235,715,323.73/39,459.25
  6. Step 6: Final answer
    x = 31,316.24

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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.