Home / 39,632.37-54,692.94-21,727.50

Finding the Fourth Proportional to 39,632.37, 54,692.94 and 21,727.50

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Solution

The fourth proportional to 39,632.37, 54,692.94 and 21,727.50 is: 29,984.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,632.37 : 54,692.94 = 21,727.50 : x
  2. Step 2: Convert to fraction form
    39,632.37/54,692.94 = 21,727.50/x
  3. Step 3: Cross multiply
    39,632.37x = 54,692.94 × 21,727.50
  4. Step 4: Simplify right side
    39,632.37x = 1,188,341,038.40
  5. Step 5: Solve for x
    x = 1,188,341,038.40/39,632.37
  6. Step 6: Final answer
    x = 29,984.10

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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.