Home / 43,692.28-65,538.36-12,527.50

Finding the Fourth Proportional to 43,692.28, 65,538.36 and 12,527.50

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Solution

The fourth proportional to 43,692.28, 65,538.36 and 12,527.50 is: 18,791.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,692.28 : 65,538.36 = 12,527.50 : x
  2. Step 2: Convert to fraction form
    43,692.28/65,538.36 = 12,527.50/x
  3. Step 3: Cross multiply
    43,692.28x = 65,538.36 × 12,527.50
  4. Step 4: Simplify right side
    43,692.28x = 821,031,804.90
  5. Step 5: Solve for x
    x = 821,031,804.90/43,692.28
  6. Step 6: Final answer
    x = 18,791.23

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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.