Home / 32,380.04-48,581.90-13,664.76

Finding the Fourth Proportional to 32,380.04, 48,581.90 and 13,664.76

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Solution

The fourth proportional to 32,380.04, 48,581.90 and 13,664.76 is: 20,502.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,380.04 : 48,581.90 = 13,664.76 : x
  2. Step 2: Convert to fraction form
    32,380.04/48,581.90 = 13,664.76/x
  3. Step 3: Cross multiply
    32,380.04x = 48,581.90 × 13,664.76
  4. Step 4: Simplify right side
    32,380.04x = 663,860,003.84
  5. Step 5: Solve for x
    x = 663,860,003.84/32,380.04
  6. Step 6: Final answer
    x = 20,502.14

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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.