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Finding the Fourth Proportional to 32,612.68, 45,005.70 and 17,708.68

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Solution

The fourth proportional to 32,612.68, 45,005.70 and 17,708.68 is: 24,438.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,612.68 : 45,005.70 = 17,708.68 : x
  2. Step 2: Convert to fraction form
    32,612.68/45,005.70 = 17,708.68/x
  3. Step 3: Cross multiply
    32,612.68x = 45,005.70 × 17,708.68
  4. Step 4: Simplify right side
    32,612.68x = 796,991,539.48
  5. Step 5: Solve for x
    x = 796,991,539.48/32,612.68
  6. Step 6: Final answer
    x = 24,438.09

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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.