Home / 32,278.10-48,420.18-11,214.86

Finding the Fourth Proportional to 32,278.10, 48,420.18 and 11,214.86

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Solution

The fourth proportional to 32,278.10, 48,420.18 and 11,214.86 is: 16,823.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,278.10 : 48,420.18 = 11,214.86 : x
  2. Step 2: Convert to fraction form
    32,278.10/48,420.18 = 11,214.86/x
  3. Step 3: Cross multiply
    32,278.10x = 48,420.18 × 11,214.86
  4. Step 4: Simplify right side
    32,278.10x = 543,025,297.77
  5. Step 5: Solve for x
    x = 543,025,297.77/32,278.10
  6. Step 6: Final answer
    x = 16,823.34

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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.