Home / 32,249.32-48,386.40-12,541.78

Finding the Fourth Proportional to 32,249.32, 48,386.40 and 12,541.78

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Solution

The fourth proportional to 32,249.32, 48,386.40 and 12,541.78 is: 18,817.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,249.32 : 48,386.40 = 12,541.78 : x
  2. Step 2: Convert to fraction form
    32,249.32/48,386.40 = 12,541.78/x
  3. Step 3: Cross multiply
    32,249.32x = 48,386.40 × 12,541.78
  4. Step 4: Simplify right side
    32,249.32x = 606,851,583.79
  5. Step 5: Solve for x
    x = 606,851,583.79/32,249.32
  6. Step 6: Final answer
    x = 18,817.50

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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.