Home / 39,147.81-58,617.42-26,692.30

Finding the Fourth Proportional to 39,147.81, 58,617.42 and 26,692.30

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Solution

The fourth proportional to 39,147.81, 58,617.42 and 26,692.30 is: 39,967.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,147.81 : 58,617.42 = 26,692.30 : x
  2. Step 2: Convert to fraction form
    39,147.81/58,617.42 = 26,692.30/x
  3. Step 3: Cross multiply
    39,147.81x = 58,617.42 × 26,692.30
  4. Step 4: Simplify right side
    39,147.81x = 1,564,633,759.87
  5. Step 5: Solve for x
    x = 1,564,633,759.87/39,147.81
  6. Step 6: Final answer
    x = 39,967.34

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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.