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Finding the Fourth Proportional to 10.24, 15.26 and 10.01

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Solution

The fourth proportional to 10.24, 15.26 and 10.01 is: 14.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10.24 : 15.26 = 10.01 : x
  2. Step 2: Convert to fraction form
    10.24/15.26 = 10.01/x
  3. Step 3: Cross multiply
    10.24x = 15.26 × 10.01
  4. Step 4: Simplify right side
    10.24x = 152.74
  5. Step 5: Solve for x
    x = 152.74/10.24
  6. Step 6: Final answer
    x = 14.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.