Home / 27,291.65-37,672.43-17,226.69

Finding the Fourth Proportional to 27,291.65, 37,672.43 and 17,226.69

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Solution

The fourth proportional to 27,291.65, 37,672.43 and 17,226.69 is: 23,779.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,291.65 : 37,672.43 = 17,226.69 : x
  2. Step 2: Convert to fraction form
    27,291.65/37,672.43 = 17,226.69/x
  3. Step 3: Cross multiply
    27,291.65x = 37,672.43 × 17,226.69
  4. Step 4: Simplify right side
    27,291.65x = 648,971,045.75
  5. Step 5: Solve for x
    x = 648,971,045.75/27,291.65
  6. Step 6: Final answer
    x = 23,779.11

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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.