Home / 26,723.93-36,878.49-14,787.77

Finding the Fourth Proportional to 26,723.93, 36,878.49 and 14,787.77

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Solution

The fourth proportional to 26,723.93, 36,878.49 and 14,787.77 is: 20,406.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,723.93 : 36,878.49 = 14,787.77 : x
  2. Step 2: Convert to fraction form
    26,723.93/36,878.49 = 14,787.77/x
  3. Step 3: Cross multiply
    26,723.93x = 36,878.49 × 14,787.77
  4. Step 4: Simplify right side
    26,723.93x = 545,350,443.67
  5. Step 5: Solve for x
    x = 545,350,443.67/26,723.93
  6. Step 6: Final answer
    x = 20,406.82

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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.