Home / 32,568.78-48,851.28-12,574.38

Finding the Fourth Proportional to 32,568.78, 48,851.28 and 12,574.38

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Solution

The fourth proportional to 32,568.78, 48,851.28 and 12,574.38 is: 18,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,568.78 : 48,851.28 = 12,574.38 : x
  2. Step 2: Convert to fraction form
    32,568.78/48,851.28 = 12,574.38/x
  3. Step 3: Cross multiply
    32,568.78x = 48,851.28 × 12,574.38
  4. Step 4: Simplify right side
    32,568.78x = 614,274,558.21
  5. Step 5: Solve for x
    x = 614,274,558.21/32,568.78
  6. Step 6: Final answer
    x = 18,860.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.