Home / 16,678.34-25,018.81-4,832.28

Finding the Fourth Proportional to 16,678.34, 25,018.81 and 4,832.28

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Solution

The fourth proportional to 16,678.34, 25,018.81 and 4,832.28 is: 7,248.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,678.34 : 25,018.81 = 4,832.28 : x
  2. Step 2: Convert to fraction form
    16,678.34/25,018.81 = 4,832.28/x
  3. Step 3: Cross multiply
    16,678.34x = 25,018.81 × 4,832.28
  4. Step 4: Simplify right side
    16,678.34x = 120,897,976.93
  5. Step 5: Solve for x
    x = 120,897,976.93/16,678.34
  6. Step 6: Final answer
    x = 7,248.80

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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.