Home / 16,880.08-23,294.56-9,807.84

Finding the Fourth Proportional to 16,880.08, 23,294.56 and 9,807.84

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Solution

The fourth proportional to 16,880.08, 23,294.56 and 9,807.84 is: 13,534.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880.08 : 23,294.56 = 9,807.84 : x
  2. Step 2: Convert to fraction form
    16,880.08/23,294.56 = 9,807.84/x
  3. Step 3: Cross multiply
    16,880.08x = 23,294.56 × 9,807.84
  4. Step 4: Simplify right side
    16,880.08x = 228,469,317.35
  5. Step 5: Solve for x
    x = 228,469,317.35/16,880.08
  6. Step 6: Final answer
    x = 13,534.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.