Home / 56,328.71-84,466.06-21,245.99

Finding the Fourth Proportional to 56,328.71, 84,466.06 and 21,245.99

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Solution

The fourth proportional to 56,328.71, 84,466.06 and 21,245.99 is: 31,858.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,328.71 : 84,466.06 = 21,245.99 : x
  2. Step 2: Convert to fraction form
    56,328.71/84,466.06 = 21,245.99/x
  3. Step 3: Cross multiply
    56,328.71x = 84,466.06 × 21,245.99
  4. Step 4: Simplify right side
    56,328.71x = 1,794,564,590.65
  5. Step 5: Solve for x
    x = 1,794,564,590.65/56,328.71
  6. Step 6: Final answer
    x = 31,858.79

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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.