Home / 17,983.55-26,977.19-6,899.51

Finding the Fourth Proportional to 17,983.55, 26,977.19 and 6,899.51

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Solution

The fourth proportional to 17,983.55, 26,977.19 and 6,899.51 is: 10,349.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,983.55 : 26,977.19 = 6,899.51 : x
  2. Step 2: Convert to fraction form
    17,983.55/26,977.19 = 6,899.51/x
  3. Step 3: Cross multiply
    17,983.55x = 26,977.19 × 6,899.51
  4. Step 4: Simplify right side
    17,983.55x = 186,129,425.12
  5. Step 5: Solve for x
    x = 186,129,425.12/17,983.55
  6. Step 6: Final answer
    x = 10,349.98

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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.