Home / 14,581.74-21,873.36-4,721.82

Finding the Fourth Proportional to 14,581.74, 21,873.36 and 4,721.82

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Solution

The fourth proportional to 14,581.74, 21,873.36 and 4,721.82 is: 7,082.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,581.74 : 21,873.36 = 4,721.82 : x
  2. Step 2: Convert to fraction form
    14,581.74/21,873.36 = 4,721.82/x
  3. Step 3: Cross multiply
    14,581.74x = 21,873.36 × 4,721.82
  4. Step 4: Simplify right side
    14,581.74x = 103,282,068.72
  5. Step 5: Solve for x
    x = 103,282,068.72/14,581.74
  6. Step 6: Final answer
    x = 7,082.97

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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.