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Finding the Fourth Proportional to 32,575.65, 44,954.64 and 18,428.19

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Solution

The fourth proportional to 32,575.65, 44,954.64 and 18,428.19 is: 25,431.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,575.65 : 44,954.64 = 18,428.19 : x
  2. Step 2: Convert to fraction form
    32,575.65/44,954.64 = 18,428.19/x
  3. Step 3: Cross multiply
    32,575.65x = 44,954.64 × 18,428.19
  4. Step 4: Simplify right side
    32,575.65x = 828,432,647.30
  5. Step 5: Solve for x
    x = 828,432,647.30/32,575.65
  6. Step 6: Final answer
    x = 25,431.04

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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.