Home / 56,579.24-84,869.04-21,048.35

Finding the Fourth Proportional to 56,579.24, 84,869.04 and 21,048.35

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Solution

The fourth proportional to 56,579.24, 84,869.04 and 21,048.35 is: 31,572.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,579.24 : 84,869.04 = 21,048.35 : x
  2. Step 2: Convert to fraction form
    56,579.24/84,869.04 = 21,048.35/x
  3. Step 3: Cross multiply
    56,579.24x = 84,869.04 × 21,048.35
  4. Step 4: Simplify right side
    56,579.24x = 1,786,352,833.74
  5. Step 5: Solve for x
    x = 1,786,352,833.74/56,579.24
  6. Step 6: Final answer
    x = 31,572.59

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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.