Home / 19,495.12-26,902.65-10,997.12

Finding the Fourth Proportional to 19,495.12, 26,902.65 and 10,997.12

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Solution

The fourth proportional to 19,495.12, 26,902.65 and 10,997.12 is: 15,175.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,495.12 : 26,902.65 = 10,997.12 : x
  2. Step 2: Convert to fraction form
    19,495.12/26,902.65 = 10,997.12/x
  3. Step 3: Cross multiply
    19,495.12x = 26,902.65 × 10,997.12
  4. Step 4: Simplify right side
    19,495.12x = 295,851,670.37
  5. Step 5: Solve for x
    x = 295,851,670.37/19,495.12
  6. Step 6: Final answer
    x = 15,175.68

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Double scale
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Similar ratio
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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.