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Finding the Fourth Proportional to 35.48, 48.83 and 26.25

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Solution

The fourth proportional to 35.48, 48.83 and 26.25 is: 36.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.48 : 48.83 = 26.25 : x
  2. Step 2: Convert to fraction form
    35.48/48.83 = 26.25/x
  3. Step 3: Cross multiply
    35.48x = 48.83 × 26.25
  4. Step 4: Simplify right side
    35.48x = 1,281.79
  5. Step 5: Solve for x
    x = 1,281.79/35.48
  6. Step 6: Final answer
    x = 36.13

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1.5x scale

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.