Home / 16,788.64-23,166.48-9,713.92

Finding the Fourth Proportional to 16,788.64, 23,166.48 and 9,713.92

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Solution

The fourth proportional to 16,788.64, 23,166.48 and 9,713.92 is: 13,404.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788.64 : 23,166.48 = 9,713.92 : x
  2. Step 2: Convert to fraction form
    16,788.64/23,166.48 = 9,713.92/x
  3. Step 3: Cross multiply
    16,788.64x = 23,166.48 × 9,713.92
  4. Step 4: Simplify right side
    16,788.64x = 225,037,333.40
  5. Step 5: Solve for x
    x = 225,037,333.40/16,788.64
  6. Step 6: Final answer
    x = 13,404.14

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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.