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Finding the Fourth Proportional to 46.04, 68.99 and 25.74

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Solution

The fourth proportional to 46.04, 68.99 and 25.74 is: 38.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.04 : 68.99 = 25.74 : x
  2. Step 2: Convert to fraction form
    46.04/68.99 = 25.74/x
  3. Step 3: Cross multiply
    46.04x = 68.99 × 25.74
  4. Step 4: Simplify right side
    46.04x = 1,775.67
  5. Step 5: Solve for x
    x = 1,775.67/46.04
  6. Step 6: Final answer
    x = 38.57

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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.