Home / 23,787.15-32,828.27-13,177.77

Finding the Fourth Proportional to 23,787.15, 32,828.27 and 13,177.77

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Solution

The fourth proportional to 23,787.15, 32,828.27 and 13,177.77 is: 18,186.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,787.15 : 32,828.27 = 13,177.77 : x
  2. Step 2: Convert to fraction form
    23,787.15/32,828.27 = 13,177.77/x
  3. Step 3: Cross multiply
    23,787.15x = 32,828.27 × 13,177.77
  4. Step 4: Simplify right side
    23,787.15x = 432,603,461.35
  5. Step 5: Solve for x
    x = 432,603,461.35/23,787.15
  6. Step 6: Final answer
    x = 18,186.43

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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.