Home / 16,522.20-24,788.16-6,656.40

Finding the Fourth Proportional to 16,522.20, 24,788.16 and 6,656.40

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Solution

The fourth proportional to 16,522.20, 24,788.16 and 6,656.40 is: 9,986.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,522.20 : 24,788.16 = 6,656.40 : x
  2. Step 2: Convert to fraction form
    16,522.20/24,788.16 = 6,656.40/x
  3. Step 3: Cross multiply
    16,522.20x = 24,788.16 × 6,656.40
  4. Step 4: Simplify right side
    16,522.20x = 164,999,908.22
  5. Step 5: Solve for x
    x = 164,999,908.22/16,522.20
  6. Step 6: Final answer
    x = 9,986.56

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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.