Home / 15,786.19-23,667.90-7,461.62

Finding the Fourth Proportional to 15,786.19, 23,667.90 and 7,461.62

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Solution

The fourth proportional to 15,786.19, 23,667.90 and 7,461.62 is: 11,187.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,786.19 : 23,667.90 = 7,461.62 : x
  2. Step 2: Convert to fraction form
    15,786.19/23,667.90 = 7,461.62/x
  3. Step 3: Cross multiply
    15,786.19x = 23,667.90 × 7,461.62
  4. Step 4: Simplify right side
    15,786.19x = 176,600,818.43
  5. Step 5: Solve for x
    x = 176,600,818.43/15,786.19
  6. Step 6: Final answer
    x = 11,187.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.