Home / 33,459.24-46,174.14-20,891.28

Finding the Fourth Proportional to 33,459.24, 46,174.14 and 20,891.28

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Solution

The fourth proportional to 33,459.24, 46,174.14 and 20,891.28 is: 28,830.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,459.24 : 46,174.14 = 20,891.28 : x
  2. Step 2: Convert to fraction form
    33,459.24/46,174.14 = 20,891.28/x
  3. Step 3: Cross multiply
    33,459.24x = 46,174.14 × 20,891.28
  4. Step 4: Simplify right side
    33,459.24x = 964,636,887.50
  5. Step 5: Solve for x
    x = 964,636,887.50/33,459.24
  6. Step 6: Final answer
    x = 28,830.21

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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.