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Finding the Fourth Proportional to 57,645.84, 79,550.28 and 32,495.28

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Solution

The fourth proportional to 57,645.84, 79,550.28 and 32,495.28 is: 44,842.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,645.84 : 79,550.28 = 32,495.28 : x
  2. Step 2: Convert to fraction form
    57,645.84/79,550.28 = 32,495.28/x
  3. Step 3: Cross multiply
    57,645.84x = 79,550.28 × 32,495.28
  4. Step 4: Simplify right side
    57,645.84x = 2,585,008,622.68
  5. Step 5: Solve for x
    x = 2,585,008,622.68/57,645.84
  6. Step 6: Final answer
    x = 44,842.93

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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.