Home / 16,828.80-23,224.77-9,275.12

Finding the Fourth Proportional to 16,828.80, 23,224.77 and 9,275.12

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Solution

The fourth proportional to 16,828.80, 23,224.77 and 9,275.12 is: 12,800.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828.80 : 23,224.77 = 9,275.12 : x
  2. Step 2: Convert to fraction form
    16,828.80/23,224.77 = 9,275.12/x
  3. Step 3: Cross multiply
    16,828.80x = 23,224.77 × 9,275.12
  4. Step 4: Simplify right side
    16,828.80x = 215,412,412.60
  5. Step 5: Solve for x
    x = 215,412,412.60/16,828.80
  6. Step 6: Final answer
    x = 12,800.22

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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.