Home / 26,110.72-36,030.72-15,502.96

Finding the Fourth Proportional to 26,110.72, 36,030.72 and 15,502.96

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Solution

The fourth proportional to 26,110.72, 36,030.72 and 15,502.96 is: 21,392.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,110.72 : 36,030.72 = 15,502.96 : x
  2. Step 2: Convert to fraction form
    26,110.72/36,030.72 = 15,502.96/x
  3. Step 3: Cross multiply
    26,110.72x = 36,030.72 × 15,502.96
  4. Step 4: Simplify right side
    26,110.72x = 558,582,810.93
  5. Step 5: Solve for x
    x = 558,582,810.93/26,110.72
  6. Step 6: Final answer
    x = 21,392.85

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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.