Home / 21,507.23-32,260.79-5,713.85

Finding the Fourth Proportional to 21,507.23, 32,260.79 and 5,713.85

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Solution

The fourth proportional to 21,507.23, 32,260.79 and 5,713.85 is: 8,570.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,507.23 : 32,260.79 = 5,713.85 : x
  2. Step 2: Convert to fraction form
    21,507.23/32,260.79 = 5,713.85/x
  3. Step 3: Cross multiply
    21,507.23x = 32,260.79 × 5,713.85
  4. Step 4: Simplify right side
    21,507.23x = 184,333,409.88
  5. Step 5: Solve for x
    x = 184,333,409.88/21,507.23
  6. Step 6: Final answer
    x = 8,570.76

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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.