Home / 18,565.08-27,847.67-13,043.09

Finding the Fourth Proportional to 18,565.08, 27,847.67 and 13,043.09

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Solution

The fourth proportional to 18,565.08, 27,847.67 and 13,043.09 is: 19,564.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.08 : 27,847.67 = 13,043.09 : x
  2. Step 2: Convert to fraction form
    18,565.08/27,847.67 = 13,043.09/x
  3. Step 3: Cross multiply
    18,565.08x = 27,847.67 × 13,043.09
  4. Step 4: Simplify right side
    18,565.08x = 363,219,461.65
  5. Step 5: Solve for x
    x = 363,219,461.65/18,565.08
  6. Step 6: Final answer
    x = 19,564.66

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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.