Home / 16,249.12-24,369.48-6,388.45

Finding the Fourth Proportional to 16,249.12, 24,369.48 and 6,388.45

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Solution

The fourth proportional to 16,249.12, 24,369.48 and 6,388.45 is: 9,581.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,249.12 : 24,369.48 = 6,388.45 : x
  2. Step 2: Convert to fraction form
    16,249.12/24,369.48 = 6,388.45/x
  3. Step 3: Cross multiply
    16,249.12x = 24,369.48 × 6,388.45
  4. Step 4: Simplify right side
    16,249.12x = 155,683,204.51
  5. Step 5: Solve for x
    x = 155,683,204.51/16,249.12
  6. Step 6: Final answer
    x = 9,581.02

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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.