Home / 12,417.30-18,633.66-5,021.82

Finding the Fourth Proportional to 12,417.30, 18,633.66 and 5,021.82

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Solution

The fourth proportional to 12,417.30, 18,633.66 and 5,021.82 is: 7,535.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,417.30 : 18,633.66 = 5,021.82 : x
  2. Step 2: Convert to fraction form
    12,417.30/18,633.66 = 5,021.82/x
  3. Step 3: Cross multiply
    12,417.30x = 18,633.66 × 5,021.82
  4. Step 4: Simplify right side
    12,417.30x = 93,574,927.10
  5. Step 5: Solve for x
    x = 93,574,927.10/12,417.30
  6. Step 6: Final answer
    x = 7,535.85

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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.