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Finding the Fourth Proportional to 32,614.16, 45,008.64 and 18,274.58

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Solution

The fourth proportional to 32,614.16, 45,008.64 and 18,274.58 is: 25,219.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,614.16 : 45,008.64 = 18,274.58 : x
  2. Step 2: Convert to fraction form
    32,614.16/45,008.64 = 18,274.58/x
  3. Step 3: Cross multiply
    32,614.16x = 45,008.64 × 18,274.58
  4. Step 4: Simplify right side
    32,614.16x = 822,513,992.37
  5. Step 5: Solve for x
    x = 822,513,992.37/32,614.16
  6. Step 6: Final answer
    x = 25,219.54

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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.