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Finding the Fourth Proportional to 32,477.41, 48,719.21 and 9,103.78

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Solution

The fourth proportional to 32,477.41, 48,719.21 and 9,103.78 is: 13,656.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,477.41 : 48,719.21 = 9,103.78 : x
  2. Step 2: Convert to fraction form
    32,477.41/48,719.21 = 9,103.78/x
  3. Step 3: Cross multiply
    32,477.41x = 48,719.21 × 9,103.78
  4. Step 4: Simplify right side
    32,477.41x = 443,528,726.02
  5. Step 5: Solve for x
    x = 443,528,726.02/32,477.41
  6. Step 6: Final answer
    x = 13,656.53

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1.5x scale

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.