Home / 25,996.76-38,985.94-8,463.32

Finding the Fourth Proportional to 25,996.76, 38,985.94 and 8,463.32

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Solution

The fourth proportional to 25,996.76, 38,985.94 and 8,463.32 is: 12,691.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,996.76 : 38,985.94 = 8,463.32 : x
  2. Step 2: Convert to fraction form
    25,996.76/38,985.94 = 8,463.32/x
  3. Step 3: Cross multiply
    25,996.76x = 38,985.94 × 8,463.32
  4. Step 4: Simplify right side
    25,996.76x = 329,950,485.72
  5. Step 5: Solve for x
    x = 329,950,485.72/25,996.76
  6. Step 6: Final answer
    x = 12,691.98

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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.