Home / 17,818.40-26,727.72-4,670.66

Finding the Fourth Proportional to 17,818.40, 26,727.72 and 4,670.66

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Solution

The fourth proportional to 17,818.40, 26,727.72 and 4,670.66 is: 7,006.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,818.40 : 26,727.72 = 4,670.66 : x
  2. Step 2: Convert to fraction form
    17,818.40/26,727.72 = 4,670.66/x
  3. Step 3: Cross multiply
    17,818.40x = 26,727.72 × 4,670.66
  4. Step 4: Simplify right side
    17,818.40x = 124,835,935.70
  5. Step 5: Solve for x
    x = 124,835,935.70/17,818.40
  6. Step 6: Final answer
    x = 7,006.01

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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.