Home / 19,120.26-26,385.84-10,736.76

Finding the Fourth Proportional to 19,120.26, 26,385.84 and 10,736.76

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Solution

The fourth proportional to 19,120.26, 26,385.84 and 10,736.76 is: 14,816.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,120.26 : 26,385.84 = 10,736.76 : x
  2. Step 2: Convert to fraction form
    19,120.26/26,385.84 = 10,736.76/x
  3. Step 3: Cross multiply
    19,120.26x = 26,385.84 × 10,736.76
  4. Step 4: Simplify right side
    19,120.26x = 283,298,431.48
  5. Step 5: Solve for x
    x = 283,298,431.48/19,120.26
  6. Step 6: Final answer
    x = 14,816.66

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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.