Home / 19,026.82-26,240.90-11,471.50

Finding the Fourth Proportional to 19,026.82, 26,240.90 and 11,471.50

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Solution

The fourth proportional to 19,026.82, 26,240.90 and 11,471.50 is: 15,820.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026.82 : 26,240.90 = 11,471.50 : x
  2. Step 2: Convert to fraction form
    19,026.82/26,240.90 = 11,471.50/x
  3. Step 3: Cross multiply
    19,026.82x = 26,240.90 × 11,471.50
  4. Step 4: Simplify right side
    19,026.82x = 301,022,484.35
  5. Step 5: Solve for x
    x = 301,022,484.35/19,026.82
  6. Step 6: Final answer
    x = 15,820.96

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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.