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Finding the Fourth Proportional to 33,465.60, 46,216.80 and 23,421.60

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Solution

The fourth proportional to 33,465.60, 46,216.80 and 23,421.60 is: 32,345.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,465.60 : 46,216.80 = 23,421.60 : x
  2. Step 2: Convert to fraction form
    33,465.60/46,216.80 = 23,421.60/x
  3. Step 3: Cross multiply
    33,465.60x = 46,216.80 × 23,421.60
  4. Step 4: Simplify right side
    33,465.60x = 1,082,471,402.88
  5. Step 5: Solve for x
    x = 1,082,471,402.88/33,465.60
  6. Step 6: Final answer
    x = 32,345.79

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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.