Home / 14,240.23-21,362.77-4,379.29

Finding the Fourth Proportional to 14,240.23, 21,362.77 and 4,379.29

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Solution

The fourth proportional to 14,240.23, 21,362.77 and 4,379.29 is: 6,569.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,240.23 : 21,362.77 = 4,379.29 : x
  2. Step 2: Convert to fraction form
    14,240.23/21,362.77 = 4,379.29/x
  3. Step 3: Cross multiply
    14,240.23x = 21,362.77 × 4,379.29
  4. Step 4: Simplify right side
    14,240.23x = 93,553,717.10
  5. Step 5: Solve for x
    x = 93,553,717.10/14,240.23
  6. Step 6: Final answer
    x = 6,569.68

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1.5x scale

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.