Home / 25,388.38-38,090.36-11,360.22

Finding the Fourth Proportional to 25,388.38, 38,090.36 and 11,360.22

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Solution

The fourth proportional to 25,388.38, 38,090.36 and 11,360.22 is: 17,043.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,388.38 : 38,090.36 = 11,360.22 : x
  2. Step 2: Convert to fraction form
    25,388.38/38,090.36 = 11,360.22/x
  3. Step 3: Cross multiply
    25,388.38x = 38,090.36 × 11,360.22
  4. Step 4: Simplify right side
    25,388.38x = 432,714,869.48
  5. Step 5: Solve for x
    x = 432,714,869.48/25,388.38
  6. Step 6: Final answer
    x = 17,043.82

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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.