Home / 16,210.80-24,287.40-13,273.20

Finding the Fourth Proportional to 16,210.80, 24,287.40 and 13,273.20

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Solution

The fourth proportional to 16,210.80, 24,287.40 and 13,273.20 is: 19,886.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,210.80 : 24,287.40 = 13,273.20 : x
  2. Step 2: Convert to fraction form
    16,210.80/24,287.40 = 13,273.20/x
  3. Step 3: Cross multiply
    16,210.80x = 24,287.40 × 13,273.20
  4. Step 4: Simplify right side
    16,210.80x = 322,371,517.68
  5. Step 5: Solve for x
    x = 322,371,517.68/16,210.80
  6. Step 6: Final answer
    x = 19,886.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.