Home / 21,482.13-32,210.24-9,633.75

Finding the Fourth Proportional to 21,482.13, 32,210.24 and 9,633.75

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Solution

The fourth proportional to 21,482.13, 32,210.24 and 9,633.75 is: 14,444.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482.13 : 32,210.24 = 9,633.75 : x
  2. Step 2: Convert to fraction form
    21,482.13/32,210.24 = 9,633.75/x
  3. Step 3: Cross multiply
    21,482.13x = 32,210.24 × 9,633.75
  4. Step 4: Simplify right side
    21,482.13x = 310,305,351.43
  5. Step 5: Solve for x
    x = 310,305,351.43/21,482.13
  6. Step 6: Final answer
    x = 14,444.81

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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.