Home / 13,053.24-19,582.56-4,288.68

Finding the Fourth Proportional to 13,053.24, 19,582.56 and 4,288.68

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Solution

The fourth proportional to 13,053.24, 19,582.56 and 4,288.68 is: 6,433.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.24 : 19,582.56 = 4,288.68 : x
  2. Step 2: Convert to fraction form
    13,053.24/19,582.56 = 4,288.68/x
  3. Step 3: Cross multiply
    13,053.24x = 19,582.56 × 4,288.68
  4. Step 4: Simplify right side
    13,053.24x = 83,983,333.42
  5. Step 5: Solve for x
    x = 83,983,333.42/13,053.24
  6. Step 6: Final answer
    x = 6,433.91

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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.