Home / 30,292-41,799.60-16,860.16

Finding the Fourth Proportional to 30,292, 41,799.60 and 16,860.16

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Solution

The fourth proportional to 30,292, 41,799.60 and 16,860.16 is: 23,265.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,292 : 41,799.60 = 16,860.16 : x
  2. Step 2: Convert to fraction form
    30,292/41,799.60 = 16,860.16/x
  3. Step 3: Cross multiply
    30,292x = 41,799.60 × 16,860.16
  4. Step 4: Simplify right side
    30,292x = 704,747,943.94
  5. Step 5: Solve for x
    x = 704,747,943.94/30,292
  6. Step 6: Final answer
    x = 23,265.15

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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.