Home / 15,607.50-23,404.31-4,511.55

Finding the Fourth Proportional to 15,607.50, 23,404.31 and 4,511.55

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Solution

The fourth proportional to 15,607.50, 23,404.31 and 4,511.55 is: 6,765.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,607.50 : 23,404.31 = 4,511.55 : x
  2. Step 2: Convert to fraction form
    15,607.50/23,404.31 = 4,511.55/x
  3. Step 3: Cross multiply
    15,607.50x = 23,404.31 × 4,511.55
  4. Step 4: Simplify right side
    15,607.50x = 105,589,692.22
  5. Step 5: Solve for x
    x = 105,589,692.22/15,607.50
  6. Step 6: Final answer
    x = 6,765.32

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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.