Home / 14,302.52-19,725.07-8,635.92

Finding the Fourth Proportional to 14,302.52, 19,725.07 and 8,635.92

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Solution

The fourth proportional to 14,302.52, 19,725.07 and 8,635.92 is: 11,910.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,302.52 : 19,725.07 = 8,635.92 : x
  2. Step 2: Convert to fraction form
    14,302.52/19,725.07 = 8,635.92/x
  3. Step 3: Cross multiply
    14,302.52x = 19,725.07 × 8,635.92
  4. Step 4: Simplify right side
    14,302.52x = 170,344,047.15
  5. Step 5: Solve for x
    x = 170,344,047.15/14,302.52
  6. Step 6: Final answer
    x = 11,910.07

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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.