Home / 14,264.58-19,685.18-7,976.94

Finding the Fourth Proportional to 14,264.58, 19,685.18 and 7,976.94

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Solution

The fourth proportional to 14,264.58, 19,685.18 and 7,976.94 is: 11,008.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.58 : 19,685.18 = 7,976.94 : x
  2. Step 2: Convert to fraction form
    14,264.58/19,685.18 = 7,976.94/x
  3. Step 3: Cross multiply
    14,264.58x = 19,685.18 × 7,976.94
  4. Step 4: Simplify right side
    14,264.58x = 157,027,459.86
  5. Step 5: Solve for x
    x = 157,027,459.86/14,264.58
  6. Step 6: Final answer
    x = 11,008.21

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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.