Home / 14,379.56-21,551.16-6,473.66

Finding the Fourth Proportional to 14,379.56, 21,551.16 and 6,473.66

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Solution

The fourth proportional to 14,379.56, 21,551.16 and 6,473.66 is: 9,702.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379.56 : 21,551.16 = 6,473.66 : x
  2. Step 2: Convert to fraction form
    14,379.56/21,551.16 = 6,473.66/x
  3. Step 3: Cross multiply
    14,379.56x = 21,551.16 × 6,473.66
  4. Step 4: Simplify right side
    14,379.56x = 139,514,798.97
  5. Step 5: Solve for x
    x = 139,514,798.97/14,379.56
  6. Step 6: Final answer
    x = 9,702.30

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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.