Home / 19,110.64-26,372.37-10,612.75

Finding the Fourth Proportional to 19,110.64, 26,372.37 and 10,612.75

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Solution

The fourth proportional to 19,110.64, 26,372.37 and 10,612.75 is: 14,645.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,110.64 : 26,372.37 = 10,612.75 : x
  2. Step 2: Convert to fraction form
    19,110.64/26,372.37 = 10,612.75/x
  3. Step 3: Cross multiply
    19,110.64x = 26,372.37 × 10,612.75
  4. Step 4: Simplify right side
    19,110.64x = 279,883,369.72
  5. Step 5: Solve for x
    x = 279,883,369.72/19,110.64
  6. Step 6: Final answer
    x = 14,645.42

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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.