Home / 21,825.36-32,736.12-9,341.52

Finding the Fourth Proportional to 21,825.36, 32,736.12 and 9,341.52

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Solution

The fourth proportional to 21,825.36, 32,736.12 and 9,341.52 is: 14,011.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,825.36 : 32,736.12 = 9,341.52 : x
  2. Step 2: Convert to fraction form
    21,825.36/32,736.12 = 9,341.52/x
  3. Step 3: Cross multiply
    21,825.36x = 32,736.12 × 9,341.52
  4. Step 4: Simplify right side
    21,825.36x = 305,805,119.70
  5. Step 5: Solve for x
    x = 305,805,119.70/21,825.36
  6. Step 6: Final answer
    x = 14,011.46

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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.