Home / 30,140.31-41,592.09-16,711.44

Finding the Fourth Proportional to 30,140.31, 41,592.09 and 16,711.44

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Solution

The fourth proportional to 30,140.31, 41,592.09 and 16,711.44 is: 23,060.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,140.31 : 41,592.09 = 16,711.44 : x
  2. Step 2: Convert to fraction form
    30,140.31/41,592.09 = 16,711.44/x
  3. Step 3: Cross multiply
    30,140.31x = 41,592.09 × 16,711.44
  4. Step 4: Simplify right side
    30,140.31x = 695,063,623.21
  5. Step 5: Solve for x
    x = 695,063,623.21/30,140.31
  6. Step 6: Final answer
    x = 23,060.93

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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.