Home / 14,132.58-19,502.57-8,470.52

Finding the Fourth Proportional to 14,132.58, 19,502.57 and 8,470.52

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Solution

The fourth proportional to 14,132.58, 19,502.57 and 8,470.52 is: 11,689.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,132.58 : 19,502.57 = 8,470.52 : x
  2. Step 2: Convert to fraction form
    14,132.58/19,502.57 = 8,470.52/x
  3. Step 3: Cross multiply
    14,132.58x = 19,502.57 × 8,470.52
  4. Step 4: Simplify right side
    14,132.58x = 165,197,015.74
  5. Step 5: Solve for x
    x = 165,197,015.74/14,132.58
  6. Step 6: Final answer
    x = 11,689.09

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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.