Home / 26,128.61-36,057.90-14,191.96

Finding the Fourth Proportional to 26,128.61, 36,057.90 and 14,191.96

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Solution

The fourth proportional to 26,128.61, 36,057.90 and 14,191.96 is: 19,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,128.61 : 36,057.90 = 14,191.96 : x
  2. Step 2: Convert to fraction form
    26,128.61/36,057.90 = 14,191.96/x
  3. Step 3: Cross multiply
    26,128.61x = 36,057.90 × 14,191.96
  4. Step 4: Simplify right side
    26,128.61x = 511,732,237.56
  5. Step 5: Solve for x
    x = 511,732,237.56/26,128.61
  6. Step 6: Final answer
    x = 19,585.13

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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.