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Finding the Fourth Proportional to 32,846.76, 45,329 and 18,699.68

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Solution

The fourth proportional to 32,846.76, 45,329 and 18,699.68 is: 25,805.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,846.76 : 45,329 = 18,699.68 : x
  2. Step 2: Convert to fraction form
    32,846.76/45,329 = 18,699.68/x
  3. Step 3: Cross multiply
    32,846.76x = 45,329 × 18,699.68
  4. Step 4: Simplify right side
    32,846.76x = 847,637,794.72
  5. Step 5: Solve for x
    x = 847,637,794.72/32,846.76
  6. Step 6: Final answer
    x = 25,805.83

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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.