Home / 23,789.29-32,827.80-13,178.16

Finding the Fourth Proportional to 23,789.29, 32,827.80 and 13,178.16

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Solution

The fourth proportional to 23,789.29, 32,827.80 and 13,178.16 is: 18,185.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,789.29 : 32,827.80 = 13,178.16 : x
  2. Step 2: Convert to fraction form
    23,789.29/32,827.80 = 13,178.16/x
  3. Step 3: Cross multiply
    23,789.29x = 32,827.80 × 13,178.16
  4. Step 4: Simplify right side
    23,789.29x = 432,609,836.71
  5. Step 5: Solve for x
    x = 432,609,836.71/23,789.29
  6. Step 6: Final answer
    x = 18,185.07

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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.