Home / 15,539.96-23,320.88-6,777.38

Finding the Fourth Proportional to 15,539.96, 23,320.88 and 6,777.38

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Solution

The fourth proportional to 15,539.96, 23,320.88 and 6,777.38 is: 10,170.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,539.96 : 23,320.88 = 6,777.38 : x
  2. Step 2: Convert to fraction form
    15,539.96/23,320.88 = 6,777.38/x
  3. Step 3: Cross multiply
    15,539.96x = 23,320.88 × 6,777.38
  4. Step 4: Simplify right side
    15,539.96x = 158,054,465.69
  5. Step 5: Solve for x
    x = 158,054,465.69/15,539.96
  6. Step 6: Final answer
    x = 10,170.84

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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.