Home / 32,465.05-48,719.44-12,741.28

Finding the Fourth Proportional to 32,465.05, 48,719.44 and 12,741.28

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Solution

The fourth proportional to 32,465.05, 48,719.44 and 12,741.28 is: 19,120.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,465.05 : 48,719.44 = 12,741.28 : x
  2. Step 2: Convert to fraction form
    32,465.05/48,719.44 = 12,741.28/x
  3. Step 3: Cross multiply
    32,465.05x = 48,719.44 × 12,741.28
  4. Step 4: Simplify right side
    32,465.05x = 620,748,026.48
  5. Step 5: Solve for x
    x = 620,748,026.48/32,465.05
  6. Step 6: Final answer
    x = 19,120.50

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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.