Home / 27,395.52-37,824.72-21,011.04

Finding the Fourth Proportional to 27,395.52, 37,824.72 and 21,011.04

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Solution

The fourth proportional to 27,395.52, 37,824.72 and 21,011.04 is: 29,009.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,395.52 : 37,824.72 = 21,011.04 : x
  2. Step 2: Convert to fraction form
    27,395.52/37,824.72 = 21,011.04/x
  3. Step 3: Cross multiply
    27,395.52x = 37,824.72 × 21,011.04
  4. Step 4: Simplify right side
    27,395.52x = 794,736,704.91
  5. Step 5: Solve for x
    x = 794,736,704.91/27,395.52
  6. Step 6: Final answer
    x = 29,009.73

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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.