Home / 27,011.02-40,528.68-17,147.65

Finding the Fourth Proportional to 27,011.02, 40,528.68 and 17,147.65

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Solution

The fourth proportional to 27,011.02, 40,528.68 and 17,147.65 is: 25,729.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,011.02 : 40,528.68 = 17,147.65 : x
  2. Step 2: Convert to fraction form
    27,011.02/40,528.68 = 17,147.65/x
  3. Step 3: Cross multiply
    27,011.02x = 40,528.68 × 17,147.65
  4. Step 4: Simplify right side
    27,011.02x = 694,971,619.60
  5. Step 5: Solve for x
    x = 694,971,619.60/27,011.02
  6. Step 6: Final answer
    x = 25,729.19

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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.