Home / 19,543.24-29,313.90-6,393.88

Finding the Fourth Proportional to 19,543.24, 29,313.90 and 6,393.88

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Solution

The fourth proportional to 19,543.24, 29,313.90 and 6,393.88 is: 9,590.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,543.24 : 29,313.90 = 6,393.88 : x
  2. Step 2: Convert to fraction form
    19,543.24/29,313.90 = 6,393.88/x
  3. Step 3: Cross multiply
    19,543.24x = 29,313.90 × 6,393.88
  4. Step 4: Simplify right side
    19,543.24x = 187,429,558.93
  5. Step 5: Solve for x
    x = 187,429,558.93/19,543.24
  6. Step 6: Final answer
    x = 9,590.51

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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.