Home / 27,003.64-37,222.59-18,491.05

Finding the Fourth Proportional to 27,003.64, 37,222.59 and 18,491.05

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Solution

The fourth proportional to 27,003.64, 37,222.59 and 18,491.05 is: 25,488.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,003.64 : 37,222.59 = 18,491.05 : x
  2. Step 2: Convert to fraction form
    27,003.64/37,222.59 = 18,491.05/x
  3. Step 3: Cross multiply
    27,003.64x = 37,222.59 × 18,491.05
  4. Step 4: Simplify right side
    27,003.64x = 688,284,494.25
  5. Step 5: Solve for x
    x = 688,284,494.25/27,003.64
  6. Step 6: Final answer
    x = 25,488.58

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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.