Home / 23,333.42-32,189.87-15,777.02

Finding the Fourth Proportional to 23,333.42, 32,189.87 and 15,777.02

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Solution

The fourth proportional to 23,333.42, 32,189.87 and 15,777.02 is: 21,765.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,333.42 : 32,189.87 = 15,777.02 : x
  2. Step 2: Convert to fraction form
    23,333.42/32,189.87 = 15,777.02/x
  3. Step 3: Cross multiply
    23,333.42x = 32,189.87 × 15,777.02
  4. Step 4: Simplify right side
    23,333.42x = 507,859,982.95
  5. Step 5: Solve for x
    x = 507,859,982.95/23,333.42
  6. Step 6: Final answer
    x = 21,765.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.