Home / 14,260.92-19,675.68-8,291.52

Finding the Fourth Proportional to 14,260.92, 19,675.68 and 8,291.52

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Solution

The fourth proportional to 14,260.92, 19,675.68 and 8,291.52 is: 11,439.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,260.92 : 19,675.68 = 8,291.52 : x
  2. Step 2: Convert to fraction form
    14,260.92/19,675.68 = 8,291.52/x
  3. Step 3: Cross multiply
    14,260.92x = 19,675.68 × 8,291.52
  4. Step 4: Simplify right side
    14,260.92x = 163,141,294.23
  5. Step 5: Solve for x
    x = 163,141,294.23/14,260.92
  6. Step 6: Final answer
    x = 11,439.75

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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.