Home / 23,832.36-35,643.60-21,218.40

Finding the Fourth Proportional to 23,832.36, 35,643.60 and 21,218.40

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Solution

The fourth proportional to 23,832.36, 35,643.60 and 21,218.40 is: 31,734.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,832.36 : 35,643.60 = 21,218.40 : x
  2. Step 2: Convert to fraction form
    23,832.36/35,643.60 = 21,218.40/x
  3. Step 3: Cross multiply
    23,832.36x = 35,643.60 × 21,218.40
  4. Step 4: Simplify right side
    23,832.36x = 756,300,162.24
  5. Step 5: Solve for x
    x = 756,300,162.24/23,832.36
  6. Step 6: Final answer
    x = 31,734.17

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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.