Home / 33,437.10-46,158.05-21,353.42

Finding the Fourth Proportional to 33,437.10, 46,158.05 and 21,353.42

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Solution

The fourth proportional to 33,437.10, 46,158.05 and 21,353.42 is: 29,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,437.10 : 46,158.05 = 21,353.42 : x
  2. Step 2: Convert to fraction form
    33,437.10/46,158.05 = 21,353.42/x
  3. Step 3: Cross multiply
    33,437.10x = 46,158.05 × 21,353.42
  4. Step 4: Simplify right side
    33,437.10x = 985,632,236.66
  5. Step 5: Solve for x
    x = 985,632,236.66/33,437.10
  6. Step 6: Final answer
    x = 29,477.20

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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.