Home / 14,012.29-19,326.02-8,976.98

Finding the Fourth Proportional to 14,012.29, 19,326.02 and 8,976.98

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Solution

The fourth proportional to 14,012.29, 19,326.02 and 8,976.98 is: 12,381.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012.29 : 19,326.02 = 8,976.98 : x
  2. Step 2: Convert to fraction form
    14,012.29/19,326.02 = 8,976.98/x
  3. Step 3: Cross multiply
    14,012.29x = 19,326.02 × 8,976.98
  4. Step 4: Simplify right side
    14,012.29x = 173,489,252.86
  5. Step 5: Solve for x
    x = 173,489,252.86/14,012.29
  6. Step 6: Final answer
    x = 12,381.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.