Home / 17,620.64-26,430.96-5,932.88

Finding the Fourth Proportional to 17,620.64, 26,430.96 and 5,932.88

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Solution

The fourth proportional to 17,620.64, 26,430.96 and 5,932.88 is: 8,899.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,620.64 : 26,430.96 = 5,932.88 : x
  2. Step 2: Convert to fraction form
    17,620.64/26,430.96 = 5,932.88/x
  3. Step 3: Cross multiply
    17,620.64x = 26,430.96 × 5,932.88
  4. Step 4: Simplify right side
    17,620.64x = 156,811,713.96
  5. Step 5: Solve for x
    x = 156,811,713.96/17,620.64
  6. Step 6: Final answer
    x = 8,899.32

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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.