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Finding the Fourth Proportional to 19,496.88, 26,905.64 and 10,544.32

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Solution

The fourth proportional to 19,496.88, 26,905.64 and 10,544.32 is: 14,551.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,496.88 : 26,905.64 = 10,544.32 : x
  2. Step 2: Convert to fraction form
    19,496.88/26,905.64 = 10,544.32/x
  3. Step 3: Cross multiply
    19,496.88x = 26,905.64 × 10,544.32
  4. Step 4: Simplify right side
    19,496.88x = 283,701,677.96
  5. Step 5: Solve for x
    x = 283,701,677.96/19,496.88
  6. Step 6: Final answer
    x = 14,551.13

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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.