Home / 13,076.74-18,046.56-8,041.24

Finding the Fourth Proportional to 13,076.74, 18,046.56 and 8,041.24

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Solution

The fourth proportional to 13,076.74, 18,046.56 and 8,041.24 is: 11,097.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,076.74 : 18,046.56 = 8,041.24 : x
  2. Step 2: Convert to fraction form
    13,076.74/18,046.56 = 8,041.24/x
  3. Step 3: Cross multiply
    13,076.74x = 18,046.56 × 8,041.24
  4. Step 4: Simplify right side
    13,076.74x = 145,116,720.13
  5. Step 5: Solve for x
    x = 145,116,720.13/13,076.74
  6. Step 6: Final answer
    x = 11,097.32

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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.