Home / 16,421.18-24,635.19-5,328.08

Finding the Fourth Proportional to 16,421.18, 24,635.19 and 5,328.08

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Solution

The fourth proportional to 16,421.18, 24,635.19 and 5,328.08 is: 7,993.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,421.18 : 24,635.19 = 5,328.08 : x
  2. Step 2: Convert to fraction form
    16,421.18/24,635.19 = 5,328.08/x
  3. Step 3: Cross multiply
    16,421.18x = 24,635.19 × 5,328.08
  4. Step 4: Simplify right side
    16,421.18x = 131,258,222.35
  5. Step 5: Solve for x
    x = 131,258,222.35/16,421.18
  6. Step 6: Final answer
    x = 7,993.23

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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.