Home / 12,935.24-19,398.80-8,575.82

Finding the Fourth Proportional to 12,935.24, 19,398.80 and 8,575.82

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Solution

The fourth proportional to 12,935.24, 19,398.80 and 8,575.82 is: 12,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,935.24 : 19,398.80 = 8,575.82 : x
  2. Step 2: Convert to fraction form
    12,935.24/19,398.80 = 8,575.82/x
  3. Step 3: Cross multiply
    12,935.24x = 19,398.80 × 8,575.82
  4. Step 4: Simplify right side
    12,935.24x = 166,360,541.46
  5. Step 5: Solve for x
    x = 166,360,541.46/12,935.24
  6. Step 6: Final answer
    x = 12,861.04

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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.