Home / 26,723.98-36,878.56-14,787.31

Finding the Fourth Proportional to 26,723.98, 36,878.56 and 14,787.31

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Solution

The fourth proportional to 26,723.98, 36,878.56 and 14,787.31 is: 20,406.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,723.98 : 36,878.56 = 14,787.31 : x
  2. Step 2: Convert to fraction form
    26,723.98/36,878.56 = 14,787.31/x
  3. Step 3: Cross multiply
    26,723.98x = 36,878.56 × 14,787.31
  4. Step 4: Simplify right side
    26,723.98x = 545,334,639.06
  5. Step 5: Solve for x
    x = 545,334,639.06/26,723.98
  6. Step 6: Final answer
    x = 20,406.19

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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.