Home / 56,416.24-84,625.40-21,372.40

Finding the Fourth Proportional to 56,416.24, 84,625.40 and 21,372.40

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Solution

The fourth proportional to 56,416.24, 84,625.40 and 21,372.40 is: 32,058.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,416.24 : 84,625.40 = 21,372.40 : x
  2. Step 2: Convert to fraction form
    56,416.24/84,625.40 = 21,372.40/x
  3. Step 3: Cross multiply
    56,416.24x = 84,625.40 × 21,372.40
  4. Step 4: Simplify right side
    56,416.24x = 1,808,647,898.96
  5. Step 5: Solve for x
    x = 1,808,647,898.96/56,416.24
  6. Step 6: Final answer
    x = 32,058.99

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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.