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Finding the Fourth Proportional to 26,393.29, 39,592.52 and 7,673.47

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Solution

The fourth proportional to 26,393.29, 39,592.52 and 7,673.47 is: 11,510.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,393.29 : 39,592.52 = 7,673.47 : x
  2. Step 2: Convert to fraction form
    26,393.29/39,592.52 = 7,673.47/x
  3. Step 3: Cross multiply
    26,393.29x = 39,592.52 × 7,673.47
  4. Step 4: Simplify right side
    26,393.29x = 303,812,014.44
  5. Step 5: Solve for x
    x = 303,812,014.44/26,393.29
  6. Step 6: Final answer
    x = 11,510.96

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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.