Home / 15,451.40-23,187.90-6,692.60

Finding the Fourth Proportional to 15,451.40, 23,187.90 and 6,692.60

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Solution

The fourth proportional to 15,451.40, 23,187.90 and 6,692.60 is: 10,043.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,451.40 : 23,187.90 = 6,692.60 : x
  2. Step 2: Convert to fraction form
    15,451.40/23,187.90 = 6,692.60/x
  3. Step 3: Cross multiply
    15,451.40x = 23,187.90 × 6,692.60
  4. Step 4: Simplify right side
    15,451.40x = 155,187,339.54
  5. Step 5: Solve for x
    x = 155,187,339.54/15,451.40
  6. Step 6: Final answer
    x = 10,043.58

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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.