Home / 28,092.48-42,146.40-9,625.92

Finding the Fourth Proportional to 28,092.48, 42,146.40 and 9,625.92

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Solution

The fourth proportional to 28,092.48, 42,146.40 and 9,625.92 is: 14,441.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,092.48 : 42,146.40 = 9,625.92 : x
  2. Step 2: Convert to fraction form
    28,092.48/42,146.40 = 9,625.92/x
  3. Step 3: Cross multiply
    28,092.48x = 42,146.40 × 9,625.92
  4. Step 4: Simplify right side
    28,092.48x = 405,697,874.69
  5. Step 5: Solve for x
    x = 405,697,874.69/28,092.48
  6. Step 6: Final answer
    x = 14,441.51

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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.