Home / 15,745.80-23,637.90-15,630.60

Finding the Fourth Proportional to 15,745.80, 23,637.90 and 15,630.60

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Solution

The fourth proportional to 15,745.80, 23,637.90 and 15,630.60 is: 23,464.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,745.80 : 23,637.90 = 15,630.60 : x
  2. Step 2: Convert to fraction form
    15,745.80/23,637.90 = 15,630.60/x
  3. Step 3: Cross multiply
    15,745.80x = 23,637.90 × 15,630.60
  4. Step 4: Simplify right side
    15,745.80x = 369,474,559.74
  5. Step 5: Solve for x
    x = 369,474,559.74/15,745.80
  6. Step 6: Final answer
    x = 23,464.96

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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.