Home / 20,007.64-27,610.48-11,055.10

Finding the Fourth Proportional to 20,007.64, 27,610.48 and 11,055.10

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Solution

The fourth proportional to 20,007.64, 27,610.48 and 11,055.10 is: 15,256.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,007.64 : 27,610.48 = 11,055.10 : x
  2. Step 2: Convert to fraction form
    20,007.64/27,610.48 = 11,055.10/x
  3. Step 3: Cross multiply
    20,007.64x = 27,610.48 × 11,055.10
  4. Step 4: Simplify right side
    20,007.64x = 305,236,617.45
  5. Step 5: Solve for x
    x = 305,236,617.45/20,007.64
  6. Step 6: Final answer
    x = 15,256.00

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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.