Home / 17,867.79-26,803.44-4,720.28

Finding the Fourth Proportional to 17,867.79, 26,803.44 and 4,720.28

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Solution

The fourth proportional to 17,867.79, 26,803.44 and 4,720.28 is: 7,080.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867.79 : 26,803.44 = 4,720.28 : x
  2. Step 2: Convert to fraction form
    17,867.79/26,803.44 = 4,720.28/x
  3. Step 3: Cross multiply
    17,867.79x = 26,803.44 × 4,720.28
  4. Step 4: Simplify right side
    17,867.79x = 126,519,607.75
  5. Step 5: Solve for x
    x = 126,519,607.75/17,867.79
  6. Step 6: Final answer
    x = 7,080.88

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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.