Home / 16,824.60-23,218.92-9,751.68

Finding the Fourth Proportional to 16,824.60, 23,218.92 and 9,751.68

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Solution

The fourth proportional to 16,824.60, 23,218.92 and 9,751.68 is: 13,457.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,824.60 : 23,218.92 = 9,751.68 : x
  2. Step 2: Convert to fraction form
    16,824.60/23,218.92 = 9,751.68/x
  3. Step 3: Cross multiply
    16,824.60x = 23,218.92 × 9,751.68
  4. Step 4: Simplify right side
    16,824.60x = 226,423,477.79
  5. Step 5: Solve for x
    x = 226,423,477.79/16,824.60
  6. Step 6: Final answer
    x = 13,457.88

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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.