Home / 27,003.64-37,259.40-19,844.80

Finding the Fourth Proportional to 27,003.64, 37,259.40 and 19,844.80

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Solution

The fourth proportional to 27,003.64, 37,259.40 and 19,844.80 is: 27,381.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,003.64 : 37,259.40 = 19,844.80 : x
  2. Step 2: Convert to fraction form
    27,003.64/37,259.40 = 19,844.80/x
  3. Step 3: Cross multiply
    27,003.64x = 37,259.40 × 19,844.80
  4. Step 4: Simplify right side
    27,003.64x = 739,405,341.12
  5. Step 5: Solve for x
    x = 739,405,341.12/27,003.64
  6. Step 6: Final answer
    x = 27,381.69

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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.