Home / 19,801.08-29,696.76-8,710.56

Finding the Fourth Proportional to 19,801.08, 29,696.76 and 8,710.56

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Solution

The fourth proportional to 19,801.08, 29,696.76 and 8,710.56 is: 13,063.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,801.08 : 29,696.76 = 8,710.56 : x
  2. Step 2: Convert to fraction form
    19,801.08/29,696.76 = 8,710.56/x
  3. Step 3: Cross multiply
    19,801.08x = 29,696.76 × 8,710.56
  4. Step 4: Simplify right side
    19,801.08x = 258,675,409.79
  5. Step 5: Solve for x
    x = 258,675,409.79/19,801.08
  6. Step 6: Final answer
    x = 13,063.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.