Home / 16,818.84-23,210.25-9,649.92

Finding the Fourth Proportional to 16,818.84, 23,210.25 and 9,649.92

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Solution

The fourth proportional to 16,818.84, 23,210.25 and 9,649.92 is: 13,317.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,818.84 : 23,210.25 = 9,649.92 : x
  2. Step 2: Convert to fraction form
    16,818.84/23,210.25 = 9,649.92/x
  3. Step 3: Cross multiply
    16,818.84x = 23,210.25 × 9,649.92
  4. Step 4: Simplify right side
    16,818.84x = 223,976,975.97
  5. Step 5: Solve for x
    x = 223,976,975.97/16,818.84
  6. Step 6: Final answer
    x = 13,317.03

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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.