Home / 16,128.54-24,192.81-5,740.38

Finding the Fourth Proportional to 16,128.54, 24,192.81 and 5,740.38

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Solution

The fourth proportional to 16,128.54, 24,192.81 and 5,740.38 is: 8,610.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128.54 : 24,192.81 = 5,740.38 : x
  2. Step 2: Convert to fraction form
    16,128.54/24,192.81 = 5,740.38/x
  3. Step 3: Cross multiply
    16,128.54x = 24,192.81 × 5,740.38
  4. Step 4: Simplify right side
    16,128.54x = 138,875,922.67
  5. Step 5: Solve for x
    x = 138,875,922.67/16,128.54
  6. Step 6: Final answer
    x = 8,610.57

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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.