Home / 17,686.06-26,529.11-4,359.06

Finding the Fourth Proportional to 17,686.06, 26,529.11 and 4,359.06

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Solution

The fourth proportional to 17,686.06, 26,529.11 and 4,359.06 is: 6,538.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,686.06 : 26,529.11 = 4,359.06 : x
  2. Step 2: Convert to fraction form
    17,686.06/26,529.11 = 4,359.06/x
  3. Step 3: Cross multiply
    17,686.06x = 26,529.11 × 4,359.06
  4. Step 4: Simplify right side
    17,686.06x = 115,641,959.97
  5. Step 5: Solve for x
    x = 115,641,959.97/17,686.06
  6. Step 6: Final answer
    x = 6,538.59

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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.