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Finding the Fourth Proportional to 25.51, 35.21 and 24.07

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Solution

The fourth proportional to 25.51, 35.21 and 24.07 is: 33.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.51 : 35.21 = 24.07 : x
  2. Step 2: Convert to fraction form
    25.51/35.21 = 24.07/x
  3. Step 3: Cross multiply
    25.51x = 35.21 × 24.07
  4. Step 4: Simplify right side
    25.51x = 847.50
  5. Step 5: Solve for x
    x = 847.50/25.51
  6. Step 6: Final answer
    x = 33.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.