Home / 26,654.75-36,784.74-15,327.92

Finding the Fourth Proportional to 26,654.75, 36,784.74 and 15,327.92

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Solution

The fourth proportional to 26,654.75, 36,784.74 and 15,327.92 is: 21,153.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,654.75 : 36,784.74 = 15,327.92 : x
  2. Step 2: Convert to fraction form
    26,654.75/36,784.74 = 15,327.92/x
  3. Step 3: Cross multiply
    26,654.75x = 36,784.74 × 15,327.92
  4. Step 4: Simplify right side
    26,654.75x = 563,833,551.94
  5. Step 5: Solve for x
    x = 563,833,551.94/26,654.75
  6. Step 6: Final answer
    x = 21,153.21

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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.